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	<title>CPUクーラー | ガジェットの道しるべ</title>
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		<title>【2026年版】CPUグリスおすすめ8選｜種類の違い・選び方・塗り方まで徹底解説【初心者〜上級者向け】</title>
		<link>https://yoshy-gadget-recommendation.com/cpu-thermal-paste/</link>
					<comments>https://yoshy-gadget-recommendation.com/cpu-thermal-paste/#respond</comments>
		
		<dc:creator><![CDATA[ヨッシー]]></dc:creator>
		<pubDate>Tue, 01 Sep 2026 13:00:00 +0000</pubDate>
				<category><![CDATA[CPUグリス]]></category>
		<guid isPermaLink="false">https://yoshy-gadget-recommendation.com/?p=17184</guid>

					<description><![CDATA[PCを使っていると「CPU温度が高い」「ゲーム中だけ熱くなる」「クーラーは付けたのに冷えない…」──そんな悩みを抱える人は多いです。 その原因のひとつが CPUグリスの塗り方・選び方・状態不良。 CPUグリスは地味な存在 [&#8230;]]]></description>
										<content:encoded><![CDATA[
<p class="wp-block-paragraph">PCを使っていると「CPU温度が高い」「ゲーム中だけ熱くなる」「クーラーは付けたのに冷えない…」──そんな悩みを抱える人は多いです。 その原因のひとつが <strong>CPUグリスの塗り方・選び方・状態不良</strong>。</p>



<p class="wp-block-paragraph">CPUグリスは地味な存在ですが、 <strong>冷却性能の土台を支える“縁の下の力持ち”</strong> であり、 正しく使わないと CPU クーラーの性能が半減してしまいます。</p>



<div class="wp-block-cocoon-blocks-balloon-ex-box-1 speech-wrap sb-id-13 sbs-think sbp-l sbis-cb cf block-box not-nested-style cocoon-block-balloon"><div class="speech-person"><figure class="speech-icon"><img decoding="async" src="https://yoshy-gadget-recommendation.com/wp-content/uploads/2025/07/sneki-snake.jpg" alt="ヨッシー" class="speech-icon-image"/></figure><div class="speech-name">ヨッシー</div></div><div class="speech-balloon">
<p class="wp-block-paragraph">グリスって小さいけど、冷却の要なんだよね！</p>
</div></div>



<div class="wp-block-cocoon-blocks-caption-box-1 caption-box block-box has-background has-border-color has-watery-red-background-color has-deep-orange-border-color not-nested-style cocoon-block-caption-box" style="--cocoon-custom-background-color:#fdf2f2;--cocoon-custom-border-color:#ea5506"><div class="caption-box-label block-box-label box-label"><span class="caption-box-label-text block-box-label-text box-label-text"><strong>💡自作が難しいと感じた方はBTOもオススメ！</strong></span></div><div class="caption-box-content block-box-content box-content">
<p class="has-text-align-left wp-block-paragraph"><a href="https://px.a8.net/svt/ejp?a8mat=4BA39D+7OUL2Q+34WQ+5YJRM"><strong>👉BTOパソコンのサイコム</strong></a></p>



<p class="has-text-align-left wp-block-paragraph"><a href="https://px.a8.net/svt/ejp?a8mat=4BA39D+7PG0OI+5HXK+5YJRM"><strong>👉SNSで話題沸騰！BTOゲーミングPCの【MDL】</strong></a></p>



<div class="wp-block-cocoon-blocks-tab-caption-box-1 tab-caption-box block-box has-background has-border-color has-watery-blue-background-color has-purple-border-color not-nested-style cocoon-block-tab-caption-box" style="--cocoon-custom-background-color:#f3fafe;--cocoon-custom-border-color:#884898"><div class="tab-caption-box-label block-box-label box-label fab-info-circle"><span class="tab-caption-box-label-text block-box-label-text box-label-text"><strong>BTO</strong>とは？</span></div><div class="tab-caption-box-content block-box-content box-content">
<p class="wp-block-paragraph"><strong>BTO（Build To Order）とは、注文を受けてからパーツを組み立てる方式のPCのこと。</strong> CPU・GPU・メモリなどを好みに合わせて選べるため、既製品よりも自分の用途に合ったスペックで購入できる。</p>
</div></div>
</div></div>




  <div id="toc" class="toc tnt-number toc-center tnt-number border-element"><input type="checkbox" class="toc-checkbox" id="toc-checkbox-2" checked><label class="toc-title" for="toc-checkbox-2">目次</label>
    <div class="toc-content">
    <ol class="toc-list open"><li><a href="#toc1" tabindex="0">1. CPUグリスは“熱を伝える架け橋”であり、冷却の要</a></li><li><a href="#toc2" tabindex="0">2. CPUグリスの種類</a><ol><li><a href="#toc3" tabindex="0">シリコン系グリス（最も一般的・初心者向け）</a></li><li><a href="#toc4" tabindex="0">シルバー系グリス（高性能・定番のアップグレード）</a></li><li><a href="#toc5" tabindex="0">カーボン系グリス（安全性と性能のバランス）</a></li><li><a href="#toc6" tabindex="0">ナノダイヤモンドグリス（高性能・上級者向け）</a></li><li><a href="#toc7" tabindex="0">液体金属系グリス（最強性能・玄人向け）</a></li><li><a href="#toc8" tabindex="0">各種類の比較表</a><ol><li><a href="#toc9" tabindex="0">✨ 一言でまとめると…</a></li></ol></li></ol></li><li><a href="#toc10" tabindex="0">3. オススメCPUグリス</a><ol><li><a href="#toc11" tabindex="0">1. 通用 KT-801</a></li><li><a href="#toc12" tabindex="0">2. ARCTIC MX-4</a></li><li><a href="#toc13" tabindex="0">3. ARCTIC MX-6</a></li><li><a href="#toc14" tabindex="0">4. ARCTIC MX-7</a></li><li><a href="#toc15" tabindex="0">5. AINEX JP-DX1</a></li><li><a href="#toc16" tabindex="0">6. Thermal Grizzly Kryonaut</a></li><li><a href="#toc17" tabindex="0">7. 親和産業 OC Master SMZ-01R</a></li><li><a href="#toc18" tabindex="0">8. Noctua NT-H2/NA-CW1クリーニングワイプｘ10枚付属</a></li><li><a href="#toc19" tabindex="0">9. Thermal Grizzly Conductonaut</a></li></ol></li><li><a href="#toc20" tabindex="0">4. 比較表</a></li><li><a href="#toc21" tabindex="0">5. グリスの塗り方</a><ol><li><a href="#toc22" tabindex="0">グリスの置き方</a><ol><li><a href="#toc23" tabindex="0">①. CPU中央に米粒サイズまたは豆粒サイズのグリスを置く</a></li><li><a href="#toc24" tabindex="0">②. CPU中央の少し上と少し下の2点に米粒サイズまたは豆粒サイズのグリスを置く</a></li><li><a href="#toc25" tabindex="0">③. CPU中央から端にかけて×印を書くように塗る</a></li><li><a href="#toc26" tabindex="0">④. CPU中央+周りに点盛り(5点)</a></li><li><a href="#toc27" tabindex="0">⑤. マスキングテープで端を保護して薄く塗り伸ばす</a></li></ol></li></ol></li><li><a href="#toc28" tabindex="0">6. よくある失敗と対策</a><ol><li><a href="#toc29" tabindex="0">① グリスを塗りすぎる</a></li><li><a href="#toc30" tabindex="0">② 古いグリスをそのまま使う</a></li><li><a href="#toc31" tabindex="0">③ 熱伝導率の数値”だけ”で選んでしまう</a></li><li><a href="#toc32" tabindex="0">④ CPUソケットにグリスを置いてしまう</a></li></ol></li><li><a href="#toc33" tabindex="0">7. BTOでグリスはどう扱われている？</a></li><li><a href="#toc34" tabindex="0">8. まとめ：CPUグリスは冷却の“基礎”であり、PC性能を左右する重要パーツ</a><ol><li><a href="#toc35" tabindex="0">🔥 CPUグリスが果たす役割</a></li></ol></li></ol>
    </div>
  </div>

<h2 class="wp-block-heading"><span id="toc1">1. CPUグリスは“熱を伝える架け橋”であり、冷却の要</span></h2>



<p class="wp-block-paragraph">CPUとクーラーの接地面には、目に見えないほど細かい凹凸があります。<br>金属同士は完全に密着できないため、隙間に空気が入り、熱がうまく伝わりません。</p>



<figure class="wp-block-image size-full"><img fetchpriority="high" decoding="async" width="782" height="323" src="https://yoshy-gadget-recommendation.com/wp-content/uploads/2026/08/image-1.png" alt="" class="wp-image-17177" srcset="https://yoshy-gadget-recommendation.com/wp-content/uploads/2026/08/image-1.png 782w, https://yoshy-gadget-recommendation.com/wp-content/uploads/2026/08/image-1-300x124.png 300w, https://yoshy-gadget-recommendation.com/wp-content/uploads/2026/08/image-1-767x317.png 767w" sizes="(max-width: 782px) 100vw, 782px" /></figure>



<p class="wp-block-paragraph">そこで必要なのが <strong>CPUグリス</strong>。</p>



<ul class="wp-block-list has-watery-blue-background-color has-background is-style-border-radius-l-double has-border is-style-icon-list-circle has-list-style">
<li>隙間を埋めて熱を効率よく伝える</li>



<li>冷却性能を安定させる</li>



<li>熱暴走（オーバーヒート）を防ぐ</li>
</ul>



<p class="wp-block-paragraph">という重要な役割を持っています。</p>



<div class="wp-block-cocoon-blocks-balloon-ex-box-1 speech-wrap sb-id-14 sbs-think sbp-r sbis-cb cf block-box not-nested-style cocoon-block-balloon"><div class="speech-person"><figure class="speech-icon"><img decoding="async" src="https://yoshy-gadget-recommendation.com/wp-content/uploads/2025/06/swallow.jpg" alt="おともだち" class="speech-icon-image"/></figure><div class="speech-name">おともだち</div></div><div class="speech-balloon">
<p class="wp-block-paragraph">CPUグリスは、熱の通り道をまっすぐにしてくれるんだね！</p>
</div></div>



<p class="wp-block-paragraph"></p>



<h2 class="wp-block-heading"><span id="toc2">2. CPUグリスの種類</span></h2>



<p class="wp-block-paragraph">CPUグリスにはいくつか種類がありますが、初心者は以下だけ覚えればOK。</p>



<h3 class="wp-block-heading"><span id="toc3">シリコン系グリス（最も一般的・初心者向け）</span></h3>





<ul class="wp-block-list is-style-border-radius-l-double has-border is-style-icon-list-circle has-list-style">
<li><strong>価格が安い・扱いやすい・付属品として多い</strong></li>



<li>熱伝導率は“必要十分”で、一般的なPC用途なら問題なし</li>



<li>導電性がなく、ショートの心配がないため初心者でも安心</li>



<li>乾燥しやすいものもあるため、<strong>長期運用では交換が必要</strong></li>
</ul>



<p class="wp-block-paragraph"><strong>向いている人：</strong> → 初めての自作PC / 付属グリスで十分な人</p>



<h3 class="wp-block-heading"><span id="toc4">シルバー系グリス（高性能・定番のアップグレード）</span></h3>


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<ul class="wp-block-list is-style-border-radius-l-double has-border is-style-icon-list-circle has-list-style">
<li><strong>銀（シルバー）粒子を含む高熱伝導グリス</strong></li>



<li>シリコン系より冷却性能が高く、温度が数度下がることも</li>



<li>物によっては導電性があり、金属粒子のため<strong>扱いは慎重に</strong></li>



<li>コスパと性能のバランスが良く、人気が高い</li>
</ul>



<p class="wp-block-paragraph"><strong>向いている人：</strong> → ゲーミングPC / 中〜高負荷の作業をする人</p>



<h3 class="wp-block-heading"><span id="toc5">カーボン系グリス（安全性と性能のバランス）</span></h3>


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<ul class="wp-block-list is-style-border-radius-l-double has-border is-style-icon-list-circle has-list-style">
<li><strong>カーボン（炭素）粒子を使った非金属系グリス</strong></li>



<li>導電性は基本的になく、安全性が高い</li>



<li>シルバー系に近い熱伝導率で、性能も十分</li>



<li>劣化しにくく、長期間安定して使える</li>
</ul>



<p class="wp-block-paragraph"><strong>向いている人：</strong> → 安全性重視 / 長期運用したい人</p>



<h3 class="wp-block-heading"><span id="toc6">ナノダイヤモンドグリス（高性能・上級者向け）</span></h3>


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									<div class="pochipp-box__info">アイネックス(AINEX)</div>
				
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						¥1,164						<span>（2026/10/03 20:25時点 | Amazon調べ）</span>
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<ul class="wp-block-list is-style-border-radius-l-double has-border is-style-icon-list-circle has-list-style">
<li><strong>ナノサイズのダイヤモンド粒子</strong>を含む高熱伝導グリス</li>



<li>非常に高い冷却性能で、温度が大きく下がることも</li>



<li>導電性がなく安全だが、粘度が高く塗りにくいものが多い</li>



<li>価格はやや高め</li>
</ul>



<p class="wp-block-paragraph"><strong>向いている人：</strong> → ハイエンドCPU / 冷却性能を最大化したい人</p>



<h3 class="wp-block-heading"><span id="toc7">液体金属系グリス（最強性能・玄人向け）</span></h3>


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						【正規品 親和産業】 Thermal Grizzly ドイツ液体金属 Conductonaut 1g					</a>
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									<div class="pochipp-box__info">Thermal Grizzly</div>
				
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						¥2,390						<span>（2026/10/03 20:25時点 | Amazon調べ）</span>
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<ul class="wp-block-list is-style-border-radius-l-double has-border is-style-icon-list-circle has-list-style">
<li><strong>熱伝導率が圧倒的に高い“液体金属”タイプ”</strong></li>



<li>他のグリスより温度が10℃以上下がることもある</li>



<li><strong>導電性</strong>があり、ピンやマザーボード端子に触れるとショートの危険あり</li>



<li>ガリウム素材のものが多く、<strong>アルミを腐食する</strong> ため扱いは超注意</li>



<li>クーラー側が“銅 or ニッケル”であることが必須</li>



<li>こぼすと拭き取り困難</li>
</ul>



<p class="wp-block-paragraph"><strong>向いている人：</strong> → OC（オーバークロック）勢 / 最高の冷却性能を求める玄人<br>※基本的にはお勧めしません。</p>



<div class="wp-block-cocoon-blocks-balloon-ex-box-1 speech-wrap sb-id-13 sbs-think sbp-l sbis-cb cf block-box not-nested-style cocoon-block-balloon"><div class="speech-person"><figure class="speech-icon"><img decoding="async" src="https://yoshy-gadget-recommendation.com/wp-content/uploads/2025/07/sneki-snake.jpg" alt="ヨッシー" class="speech-icon-image"/></figure><div class="speech-name">ヨッシー</div></div><div class="speech-balloon">
<p class="wp-block-paragraph">性能が良くなるほど扱いにくくなる傾向にあるね！</p>
</div></div>



<h3 class="wp-block-heading"><span id="toc8">各種類の比較表</span></h3>



<figure class="wp-block-table"><table class="has-watery-blue-background-color has-background has-border-color has-indigo-border-color has-fixed-layout" style="border-width:3px"><thead><tr><th class="has-text-align-center" data-align="center">種類</th><th class="has-text-align-center" data-align="center">熱伝導率</th><th class="has-text-align-center" data-align="center">安全性（導電性）</th><th class="has-text-align-center" data-align="center">粘度</th><th class="has-text-align-center" data-align="center">塗りやすさ</th><th class="has-text-align-center" data-align="center">価格帯</th><th>特徴・向いている人</th></tr></thead><tbody><tr><td class="has-text-align-center" data-align="center"><strong>シリコン系グリス</strong></td><td class="has-text-align-center" data-align="center">★★★☆☆（必要十分）</td><td class="has-text-align-center" data-align="center">◎ 非導電</td><td class="has-text-align-center" data-align="center">低め</td><td class="has-text-align-center" data-align="center">◎ 塗りやすい</td><td class="has-text-align-center" data-align="center">安い</td><td>付属品として最も多い。初心者向け。一般的なPC用途なら十分。</td></tr><tr><td class="has-text-align-center" data-align="center"><strong>シルバー系グリス</strong></td><td class="has-text-align-center" data-align="center">★★★★☆（高性能）</td><td class="has-text-align-center" data-align="center">△ 金属粒子のため注意</td><td class="has-text-align-center" data-align="center">普通</td><td class="has-text-align-center" data-align="center">○ 普通</td><td class="has-text-align-center" data-align="center">中価格</td><td>温度が数度下がることも。コスパ良く冷やしたい人向け。</td></tr><tr><td class="has-text-align-center" data-align="center"><strong>カーボン系グリス</strong></td><td class="has-text-align-center" data-align="center">★★★★☆（高性能）</td><td class="has-text-align-center" data-align="center">◎ 非導電</td><td class="has-text-align-center" data-align="center">普通</td><td class="has-text-align-center" data-align="center">○ 普通</td><td class="has-text-align-center" data-align="center">中価格</td><td>安全性が高く長期安定。ゲーム・動画編集など中〜高負荷向け。</td></tr><tr><td class="has-text-align-center" data-align="center"><strong>ナノダイヤモンドグリス</strong></td><td class="has-text-align-center" data-align="center">★★★★★（非常に高性能）</td><td class="has-text-align-center" data-align="center">◎ 非導電</td><td class="has-text-align-center" data-align="center">硬め</td><td class="has-text-align-center" data-align="center">× 硬めで塗りにくい</td><td class="has-text-align-center" data-align="center">やや高い</td><td>ハイエンドCPU向け。冷却性能を最大化したい人に最適。</td></tr><tr><td class="has-text-align-center" data-align="center"><strong>特殊配合系グリス</strong></td><td class="has-text-align-center" data-align="center">★★★★★（非常に高性能）</td><td class="has-text-align-center" data-align="center">◎ 非導電</td><td class="has-text-align-center" data-align="center">普通</td><td class="has-text-align-center" data-align="center">○ 普通</td><td class="has-text-align-center" data-align="center">やや高い</td><td>メーカーが特殊配合したグリス。<br>扱いやすく性能が高いが高価な傾向にある。</td></tr><tr><td class="has-text-align-center" data-align="center"><strong>液体金属系グリス</strong></td><td class="has-text-align-center" data-align="center">★★★★★★（最強）</td><td class="has-text-align-center" data-align="center">× 導電性あり（ショート注意）</td><td class="has-text-align-center" data-align="center">低い</td><td class="has-text-align-center" data-align="center">△ 扱いが難しい</td><td class="has-text-align-center" data-align="center">高い</td><td>熱伝導率は最強。扱いは非常に難しく玄人向け。導電性があり、アルミを腐食するため注意。</td></tr></tbody><tfoot><tr><td class="has-text-align-center" data-align="center"><strong>種類</strong></td><td class="has-text-align-center" data-align="center"><strong>熱伝導率</strong></td><td class="has-text-align-center" data-align="center"><strong>安全性（導電性）</strong></td><td class="has-text-align-center" data-align="center"><strong>粘度</strong></td><td class="has-text-align-center" data-align="center"><strong>塗りやすさ</strong></td><td class="has-text-align-center" data-align="center"><strong>価格帯</strong></td><td><strong>特徴・向いている人</strong></td></tr></tfoot></table></figure>



<h4 class="wp-block-heading"><span id="toc9">✨ 一言でまとめると…</span></h4>



<ul class="wp-block-list">
<li><strong>初心者・付属でOK → シリコン系</strong></li>



<li><strong>コスパ良く冷やしたい → シルバー系</strong></li>



<li><strong>安全性＋性能のバランス → カーボン系</strong></li>



<li><strong>高性能＋非導電 → ナノダイヤモンド</strong></li>



<li><strong>最強性能（上級者） → 液体金属系</strong></li>
</ul>



<div class="wp-block-cocoon-blocks-balloon-ex-box-1 speech-wrap sb-id-14 sbs-think sbp-r sbis-cb cf block-box not-nested-style cocoon-block-balloon"><div class="speech-person"><figure class="speech-icon"><img decoding="async" src="https://yoshy-gadget-recommendation.com/wp-content/uploads/2025/06/swallow.jpg" alt="おともだち" class="speech-icon-image"/></figure><div class="speech-name">おともだち</div></div><div class="speech-balloon">
<p class="wp-block-paragraph">グリスって種類でこんなに違うんだね！目的に合わせて選ぶのが大事だよ！</p>
</div></div>



<h2 id="3" class="wp-block-heading"><span id="toc10">3. オススメCPUグリス</span></h2>



<p class="wp-block-paragraph">CPUグリスは種類によって「冷却性能」「塗りやすさ」「安全性」が大きく変わります。<br>とくに最近のCPUは発熱が増えているため、<strong>グリス選びの差が温度に直結</strong>します。</p>



<p class="wp-block-paragraph">初心者向けの扱いやすいタイプから、ハイエンドCPU向けの高性能モデルまで、<br>あなたのPCに最適な1本が必ず見つかるはずです。</p>



<div class="wp-block-cocoon-blocks-balloon-ex-box-1 speech-wrap sb-id-13 sbs-think sbp-l sbis-cb cf block-box not-nested-style cocoon-block-balloon"><div class="speech-person"><figure class="speech-icon"><img decoding="async" src="https://yoshy-gadget-recommendation.com/wp-content/uploads/2025/07/sneki-snake.jpg" alt="ヨッシー" class="speech-icon-image"/></figure><div class="speech-name">ヨッシー</div></div><div class="speech-balloon">
<p class="wp-block-paragraph">ここからは“本当に選んで間違いない”おすすめだけ紹介するよ！</p>
</div></div>



<h3 id="1" class="wp-block-heading"><span id="toc11">1. 通用 KT-801</span></h3>


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						シリコングリス CPUグリス 熱伝シリコングリス CPUグリス 熱伝導グリス 絶縁タイプ 伝導性率 冷却グリス ヘラ付き 塗りやすい 伸びやすい（4g） (KT-801)					</a>
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									<div class="pochipp-box__info">通用</div>
				
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						¥539						<span>（2026/10/03 20:25時点 | Amazon調べ）</span>
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					<span>ポチップ</span>
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<div class="wp-block-cocoon-blocks-tab-caption-box-1 tab-caption-box block-box has-background has-border-color has-watery-green-background-color has-teal-border-color not-nested-style cocoon-block-tab-caption-box" style="--cocoon-custom-background-color:#ebf8f4;--cocoon-custom-border-color:#007b43"><div class="tab-caption-box-label block-box-label box-label fab-lightbulb"><span class="tab-caption-box-label-text block-box-label-text box-label-text"><strong><strong>機能・特徴</strong></strong></span></div><div class="tab-caption-box-content block-box-content box-content">
<ul class="wp-block-list is-style-icon-list-check has-list-style">
<li><strong>マテリアル</strong>：シリコン系</li>



<li><strong>熱伝導率</strong>：4.95W/m-k</li>



<li><strong>粘度</strong>：870poise</li>



<li><strong>導電性</strong>：非導電性</li>



<li><strong>カラー</strong>：グレー</li>



<li><strong>容量</strong>：4g</li>



<li><strong>価格帯</strong>：約500円強</li>
</ul>
</div></div>



<div class="wp-block-cocoon-blocks-tab-caption-box-1 tab-caption-box block-box has-background has-border-color has-watery-blue-background-color has-key-color-border-color not-nested-style cocoon-block-tab-caption-box" style="--cocoon-custom-background-color:#f3fafe;--cocoon-custom-border-color:#004b7a"><div class="tab-caption-box-label block-box-label box-label fab-comment"><span class="tab-caption-box-label-text block-box-label-text box-label-text"><strong>こんな人にオススメ</strong></span></div><div class="tab-caption-box-content block-box-content box-content">
<ul class="wp-block-list is-style-icon-list-user-man has-list-style">
<li>初心者でとにかく安く済ませたい方</li>



<li>塗り直したい方</li>



<li>グリスのストックを置いておきたい方</li>



<li>使い切りサイズが欲しい方</li>
</ul>
</div></div>



<h3 id="2" class="wp-block-heading"><span id="toc12">2. ARCTIC MX-4</span></h3>


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						Yahooショッピング					</span>
					<img loading="lazy" decoding="async" src="https://i.moshimo.com/af/i/impression?a_id=5144364&#038;p_id=1225&#038;pc_id=1925&#038;pl_id=19142" width="1" height="1" style="border:none;">				</a>
			</div>
									</div>
								<div class="pochipp-box__logo">
					<img loading="lazy" decoding="async" src="https://yoshy-gadget-recommendation.com/wp-content/plugins/pochipp/assets/img/pochipp-logo-t1.png" alt="" width="32" height="32">
					<span>ポチップ</span>
				</div>
					</div>
	


<div class="wp-block-cocoon-blocks-tab-caption-box-1 tab-caption-box block-box has-background has-border-color has-watery-green-background-color has-teal-border-color not-nested-style cocoon-block-tab-caption-box" style="--cocoon-custom-background-color:#ebf8f4;--cocoon-custom-border-color:#007b43"><div class="tab-caption-box-label block-box-label box-label fab-lightbulb"><span class="tab-caption-box-label-text block-box-label-text box-label-text"><strong><strong>機能・特徴</strong></strong></span></div><div class="tab-caption-box-content block-box-content box-content">
<ul class="wp-block-list is-style-icon-list-check has-list-style">
<li><strong><strong>マテリアル</strong></strong>：カーボン系</li>



<li><strong>熱伝導率</strong>：8.5W/m-k</li>



<li><strong>粘度</strong>：870poise</li>



<li><strong>導電性</strong>：非導電性</li>



<li><strong>カラー</strong>：グレー</li>



<li><strong>容量</strong>：2～45g(今回紹介は4g)</li>



<li><strong>価格帯</strong>：約800円</li>
</ul>
</div></div>



<div class="wp-block-cocoon-blocks-tab-caption-box-1 tab-caption-box block-box has-background has-border-color has-watery-blue-background-color has-key-color-border-color not-nested-style cocoon-block-tab-caption-box" style="--cocoon-custom-background-color:#f3fafe;--cocoon-custom-border-color:#004b7a"><div class="tab-caption-box-label block-box-label box-label fab-comment"><span class="tab-caption-box-label-text block-box-label-text box-label-text"><strong>こんな人にオススメ</strong></span></div><div class="tab-caption-box-content block-box-content box-content">
<ul class="wp-block-list is-style-icon-list-user-man has-list-style">
<li>初心者でとにかく安く済ませたい方</li>



<li>塗り直したい方</li>



<li>大容量でグリスのストックを置いておきたい方</li>



<li>コスパ良く高熱伝導率のグリスが欲しい方</li>
</ul>
</div></div>



<h3 id="3" class="wp-block-heading"><span id="toc13">3. ARCTIC MX-6</span></h3>


		<div class="pochipp-box"
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						ARCTIC MX-6 (4 g) &#8211; CPU コンソール グラフィックカード ノートパソコン用の究極のパフォーマンスサーマルペースト 非常に高い熱伝導性 長寿命 非導電性					</a>
				</div>

									<div class="pochipp-box__info">ARCTIC</div>
				
				
									<div class="pochipp-box__review">
						<a rel="nofollow" href="https://www.amazon.co.jp/product-reviews/B09VDL3CW6?tag=yoshy152-22">
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							<span>口コミを見る</span>
						</a>
					</div>
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					<span>
						Amazon					</span>
									</a>
			</div>
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									<div class="pochipp-box__saleInfo -top">＼楽天ポイント4倍セール！／</div>
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					<span>
						Yahooショッピング					</span>
					<img loading="lazy" decoding="async" src="https://i.moshimo.com/af/i/impression?a_id=5144364&#038;p_id=1225&#038;pc_id=1925&#038;pl_id=19142" width="1" height="1" style="border:none;">				</a>
			</div>
									</div>
								<div class="pochipp-box__logo">
					<img loading="lazy" decoding="async" src="https://yoshy-gadget-recommendation.com/wp-content/plugins/pochipp/assets/img/pochipp-logo-t1.png" alt="" width="32" height="32">
					<span>ポチップ</span>
				</div>
					</div>
	


<div class="wp-block-cocoon-blocks-tab-caption-box-1 tab-caption-box block-box has-background has-border-color has-watery-green-background-color has-teal-border-color not-nested-style cocoon-block-tab-caption-box" style="--cocoon-custom-background-color:#ebf8f4;--cocoon-custom-border-color:#007b43"><div class="tab-caption-box-label block-box-label box-label fab-lightbulb"><span class="tab-caption-box-label-text block-box-label-text box-label-text"><strong><strong>機能・特徴</strong></strong></span></div><div class="tab-caption-box-content block-box-content box-content">
<ul class="wp-block-list is-style-icon-list-check has-list-style">
<li><strong><strong>マテリアル</strong></strong>：カーボン系</li>



<li><strong>熱伝導率</strong>：非公開(MX-4より最大20%性能向上とのこと)</li>



<li><strong>粘度</strong>：45000poise</li>



<li><strong>導電性</strong>：非導電性</li>



<li><strong>カラー</strong>：グレー</li>



<li><strong>容量</strong>：2～8g(今回紹介は4g)</li>



<li><strong>価格帯</strong>：約750円</li>
</ul>
</div></div>



<div class="wp-block-cocoon-blocks-tab-caption-box-1 tab-caption-box block-box has-background has-border-color has-watery-blue-background-color has-key-color-border-color not-nested-style cocoon-block-tab-caption-box" style="--cocoon-custom-background-color:#f3fafe;--cocoon-custom-border-color:#004b7a"><div class="tab-caption-box-label block-box-label box-label fab-comment"><span class="tab-caption-box-label-text block-box-label-text box-label-text"><strong>こんな人にオススメ</strong></span></div><div class="tab-caption-box-content block-box-content box-content">
<ul class="wp-block-list is-style-icon-list-user-man has-list-style">
<li>初心者でとにかく安く済ませたい方</li>



<li>塗り直したい方</li>



<li>大容量でグリスのストックを置いておきたい方</li>



<li>コスパ良く高熱伝導率のグリスが欲しい方</li>



<li>MX4の上位グレードのグリスが欲しい方</li>
</ul>
</div></div>



<h3 id="4" class="wp-block-heading"><span id="toc14">4. ARCTIC MX-7</span></h3>


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			 data-cvkey="993e3a24"		>
							<div class="pochipp-box__image">
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						<img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/31EZhK7Ih2L._SL500_.jpg" alt="" width="120" height="120" />					</a>
				</div>
						<div class="pochipp-box__body">
				<div class="pochipp-box__title">
					<a rel="nofollow" href="https://www.amazon.co.jp/dp/B0FT2XSPSN?tag=yoshy152-22&#038;linkCode=ogi&#038;th=1&#038;psc=1">
						ARCTIC MX-7 (4g) &#8211; 究極性能サーマルペースト、CPU・ゲーム機・グラフィックカード・ノートPC・プロセッサ対応、超高熱伝導率、長期耐久、非導電性、非容量性					</a>
				</div>

									<div class="pochipp-box__info">ARCTIC</div>
				
									<div class="pochipp-box__price">
						¥1,050						<span>（2026/10/03 20:25時点 | Amazon調べ）</span>
					</div>
				
									<div class="pochipp-box__review">
						<a rel="nofollow" href="https://www.amazon.co.jp/product-reviews/B0FT2XSPSN?tag=yoshy152-22">
							<img decoding="async" src="https://yoshy-gadget-recommendation.com/wp-content/plugins/pochipp/assets/img/review.svg" alt="" width="16" height="16" />
							<span>口コミを見る</span>
						</a>
					</div>
							</div>
				<div class="pochipp-box__btns"
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					<div class="pochipp-box__btnwrap -amazon">
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					<span>
						Amazon					</span>
									</a>
			</div>
							<div class="pochipp-box__btnwrap -rakuten -on-sale">
									<div class="pochipp-box__saleInfo -top">＼楽天ポイント4倍セール！／</div>
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						楽天市場					</span>
									</a>
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										<div class="pochipp-box__btnwrap -yahoo -long-text">
								<a rel="nofollow" href="https://af.moshimo.com/af/c/click?a_id=5144364&#038;p_id=1225&#038;pc_id=1925&#038;pl_id=19142&#038;url=https%3A%2F%2Fshopping.yahoo.co.jp%2Fsearch%3Fp%3DARCTIC%2520MX-7" class="pochipp-box__btn">
					<span>
						Yahooショッピング					</span>
					<img loading="lazy" decoding="async" src="https://i.moshimo.com/af/i/impression?a_id=5144364&#038;p_id=1225&#038;pc_id=1925&#038;pl_id=19142" width="1" height="1" style="border:none;">				</a>
			</div>
									</div>
								<div class="pochipp-box__logo">
					<img loading="lazy" decoding="async" src="https://yoshy-gadget-recommendation.com/wp-content/plugins/pochipp/assets/img/pochipp-logo-t1.png" alt="" width="32" height="32">
					<span>ポチップ</span>
				</div>
					</div>
	


<div class="wp-block-cocoon-blocks-tab-caption-box-1 tab-caption-box block-box has-background has-border-color has-watery-green-background-color has-teal-border-color not-nested-style cocoon-block-tab-caption-box" style="--cocoon-custom-background-color:#ebf8f4;--cocoon-custom-border-color:#007b43"><div class="tab-caption-box-label block-box-label box-label fab-lightbulb"><span class="tab-caption-box-label-text block-box-label-text box-label-text"><strong><strong>機能・特徴</strong></strong></span></div><div class="tab-caption-box-content block-box-content box-content">
<ul class="wp-block-list is-style-icon-list-check has-list-style">
<li><strong><strong>マテリアル</strong></strong>：特殊配合系</li>



<li><strong>熱伝導率</strong>：非公開(MX-6よりさらに性能向上とのこと)</li>



<li><strong>粘度</strong>：35000～38000poise</li>



<li><strong>導電性</strong>：非導電性</li>



<li><strong>カラー</strong>：グレー</li>



<li><strong>容量</strong>：2～8g(今回紹介は4g)</li>



<li><strong>価格帯</strong>：約1080円</li>
</ul>
</div></div>



<div class="wp-block-cocoon-blocks-tab-caption-box-1 tab-caption-box block-box has-background has-border-color has-watery-blue-background-color has-key-color-border-color not-nested-style cocoon-block-tab-caption-box" style="--cocoon-custom-background-color:#f3fafe;--cocoon-custom-border-color:#004b7a"><div class="tab-caption-box-label block-box-label box-label fab-comment"><span class="tab-caption-box-label-text block-box-label-text box-label-text"><strong>こんな人にオススメ</strong></span></div><div class="tab-caption-box-content block-box-content box-content">
<ul class="wp-block-list is-style-icon-list-user-man has-list-style">
<li>価格と性能のバランスがいいグリスが欲しい方</li>



<li>塗り直したい方</li>



<li>大容量でグリスのストックを置いておきたい方</li>



<li>コスパ良く高熱伝導率のグリスが欲しい方</li>



<li>MX6の上位グレードのグリスが欲しい方</li>
</ul>
</div></div>



<h3 id="5" class="wp-block-heading"><span id="toc15">5. AINEX JP-DX1</span></h3>


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				<div class="pochipp-box__title">
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						アイネックス(AINEX) ナノダイヤモンドグリス JP-DX1					</a>
				</div>

									<div class="pochipp-box__info">アイネックス(AINEX)</div>
				
									<div class="pochipp-box__price">
						¥1,164						<span>（2026/10/03 20:25時点 | Amazon調べ）</span>
					</div>
				
									<div class="pochipp-box__review">
						<a rel="nofollow" href="https://www.amazon.co.jp/product-reviews/B00JHRXMZM?tag=yoshy152-22">
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						</a>
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						Amazon					</span>
									</a>
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					<span>
						楽天市場					</span>
									</a>
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					<span>
						Yahooショッピング					</span>
					<img loading="lazy" decoding="async" src="https://i.moshimo.com/af/i/impression?a_id=5144364&#038;p_id=1225&#038;pc_id=1925&#038;pl_id=19142" width="1" height="1" style="border:none;">				</a>
			</div>
									</div>
								<div class="pochipp-box__logo">
					<img loading="lazy" decoding="async" src="https://yoshy-gadget-recommendation.com/wp-content/plugins/pochipp/assets/img/pochipp-logo-t1.png" alt="" width="32" height="32">
					<span>ポチップ</span>
				</div>
					</div>
	


<div class="wp-block-cocoon-blocks-tab-caption-box-1 tab-caption-box block-box has-background has-border-color has-watery-green-background-color has-teal-border-color not-nested-style cocoon-block-tab-caption-box" style="--cocoon-custom-background-color:#ebf8f4;--cocoon-custom-border-color:#007b43"><div class="tab-caption-box-label block-box-label box-label fab-lightbulb"><span class="tab-caption-box-label-text block-box-label-text box-label-text"><strong><strong>機能・特徴</strong></strong></span></div><div class="tab-caption-box-content block-box-content box-content">
<ul class="wp-block-list is-style-icon-list-check has-list-style">
<li><strong><strong>マテリアル</strong></strong>：ナノダイヤモンド系</li>



<li><strong>熱伝導率</strong>：16W/m-k</li>



<li><strong>粘度</strong>：非公開</li>



<li><strong>導電性</strong>：非導電性</li>



<li><strong>カラー</strong>：グレー</li>



<li><strong>容量</strong>：3g</li>



<li><strong>価格帯</strong>：約1200円前後</li>
</ul>
</div></div>



<div class="wp-block-cocoon-blocks-tab-caption-box-1 tab-caption-box block-box has-background has-border-color has-watery-blue-background-color has-key-color-border-color not-nested-style cocoon-block-tab-caption-box" style="--cocoon-custom-background-color:#f3fafe;--cocoon-custom-border-color:#004b7a"><div class="tab-caption-box-label block-box-label box-label fab-comment"><span class="tab-caption-box-label-text block-box-label-text box-label-text"><strong>こんな人にオススメ</strong></span></div><div class="tab-caption-box-content block-box-content box-content">
<ul class="wp-block-list is-style-icon-list-user-man has-list-style">
<li>多少高くとも熱伝導率の高いグリスが欲しい方</li>



<li>塗り直しに熱伝導率の高いグリスを考えている方</li>



<li>多少硬いためグリスを塗り馴れている方</li>



<li>ハイエンドCPUを使用している方</li>



<li>オーバークリックをする方</li>
</ul>
</div></div>



<h3 id="6" class="wp-block-heading"><span id="toc16">6. Thermal Grizzly Kryonaut</span></h3>


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						【正規品 親和産業】 Thermal Grizzly ドイツオーバークロック用特別設計高性能熱伝導グリス Kryonaut 1g					</a>
				</div>

									<div class="pochipp-box__info">Thermal Grizzly</div>
				
									<div class="pochipp-box__price">
						¥1,500						<span>（2026/10/03 20:25時点 | Amazon調べ）</span>
					</div>
				
									<div class="pochipp-box__review">
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					<span>
						Amazon					</span>
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									<div class="pochipp-box__saleInfo -top">＼楽天ポイント4倍セール！／</div>
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					<span>
						Yahooショッピング					</span>
					<img loading="lazy" decoding="async" src="https://i.moshimo.com/af/i/impression?a_id=5144364&#038;p_id=1225&#038;pc_id=1925&#038;pl_id=19142" width="1" height="1" style="border:none;">				</a>
			</div>
									</div>
								<div class="pochipp-box__logo">
					<img loading="lazy" decoding="async" src="https://yoshy-gadget-recommendation.com/wp-content/plugins/pochipp/assets/img/pochipp-logo-t1.png" alt="" width="32" height="32">
					<span>ポチップ</span>
				</div>
					</div>
	


<div class="wp-block-cocoon-blocks-tab-caption-box-1 tab-caption-box block-box has-background has-border-color has-watery-green-background-color has-teal-border-color not-nested-style cocoon-block-tab-caption-box" style="--cocoon-custom-background-color:#ebf8f4;--cocoon-custom-border-color:#007b43"><div class="tab-caption-box-label block-box-label box-label fab-lightbulb"><span class="tab-caption-box-label-text block-box-label-text box-label-text"><strong><strong>機能・特徴</strong></strong></span></div><div class="tab-caption-box-content block-box-content box-content">
<ul class="wp-block-list is-style-icon-list-check has-list-style">
<li><strong><strong>マテリアル</strong></strong>：特殊配合系</li>



<li><strong>熱伝導率</strong>：12.5W/m-k</li>



<li><strong>粘度</strong>：1200～1700poise</li>



<li><strong>導電性</strong>：非導電性</li>



<li><strong>カラー</strong>：グレー</li>



<li><strong>容量</strong>：1g</li>



<li><strong>価格帯</strong>：約1550円前後</li>
</ul>
</div></div>



<div class="wp-block-cocoon-blocks-tab-caption-box-1 tab-caption-box block-box has-background has-border-color has-watery-blue-background-color has-key-color-border-color not-nested-style cocoon-block-tab-caption-box" style="--cocoon-custom-background-color:#f3fafe;--cocoon-custom-border-color:#004b7a"><div class="tab-caption-box-label block-box-label box-label fab-comment"><span class="tab-caption-box-label-text block-box-label-text box-label-text"><strong>こんな人にオススメ</strong></span></div><div class="tab-caption-box-content block-box-content box-content">
<ul class="wp-block-list is-style-icon-list-user-man has-list-style">
<li>多少高くとも熱伝導率の高いグリスが欲しい方</li>



<li>塗り直しに熱伝導率の高いグリスを考えている方</li>



<li>多少硬いためグリスを塗り馴れている方</li>



<li>ハイエンドCPUを使用している方</li>



<li>オーバークリックをする方</li>
</ul>
</div></div>



<h3 id="7" class="wp-block-heading"><span id="toc17">7. 親和産業 OC Master SMZ-01R</span></h3>


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						【プロ推奨 高性能】 親和産業 シミオシ OC Master 1g SMZ-01R-01 (13.2W/m・K) 【 正規品】					</a>
				</div>

									<div class="pochipp-box__info">親和産業</div>
				
									<div class="pochipp-box__price">
						¥709						<span>（2026/10/03 20:25時点 | Amazon調べ）</span>
					</div>
				
									<div class="pochipp-box__review">
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							<img decoding="async" src="https://yoshy-gadget-recommendation.com/wp-content/plugins/pochipp/assets/img/review.svg" alt="" width="16" height="16" />
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						Amazon					</span>
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					<span>
						Yahooショッピング					</span>
					<img loading="lazy" decoding="async" src="https://i.moshimo.com/af/i/impression?a_id=5144364&#038;p_id=1225&#038;pc_id=1925&#038;pl_id=19142" width="1" height="1" style="border:none;">				</a>
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								<div class="pochipp-box__logo">
					<img loading="lazy" decoding="async" src="https://yoshy-gadget-recommendation.com/wp-content/plugins/pochipp/assets/img/pochipp-logo-t1.png" alt="" width="32" height="32">
					<span>ポチップ</span>
				</div>
					</div>
	

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			data-id="17312"
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			 data-cvkey="5bfd863d"		>
							<div class="pochipp-box__image">
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						<img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/31mIOFBB2fL._SL500_.jpg" alt="" width="120" height="120" />					</a>
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				<div class="pochipp-box__title">
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						【プロ推奨 高性能】 親和産業 シミオシ OC Master SMZ-01R (13.2W/m・K) 【 正規品】					</a>
				</div>

									<div class="pochipp-box__info">親和産業</div>
				
									<div class="pochipp-box__price">
						¥1,073						<span>（2026/10/03 20:25時点 | Amazon調べ）</span>
					</div>
				
									<div class="pochipp-box__review">
						<a rel="nofollow" href="https://www.amazon.co.jp/product-reviews/B07W4J87CT?tag=yoshy152-22">
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							<span>口コミを見る</span>
						</a>
					</div>
							</div>
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						Amazon					</span>
									</a>
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					<span>
						Yahooショッピング					</span>
					<img loading="lazy" decoding="async" src="https://i.moshimo.com/af/i/impression?a_id=5144364&#038;p_id=1225&#038;pc_id=1925&#038;pl_id=19142" width="1" height="1" style="border:none;">				</a>
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								<div class="pochipp-box__logo">
					<img loading="lazy" decoding="async" src="https://yoshy-gadget-recommendation.com/wp-content/plugins/pochipp/assets/img/pochipp-logo-t1.png" alt="" width="32" height="32">
					<span>ポチップ</span>
				</div>
					</div>
	


<div class="wp-block-cocoon-blocks-tab-caption-box-1 tab-caption-box block-box has-background has-border-color has-watery-green-background-color has-teal-border-color not-nested-style cocoon-block-tab-caption-box" style="--cocoon-custom-background-color:#ebf8f4;--cocoon-custom-border-color:#007b43"><div class="tab-caption-box-label block-box-label box-label fab-lightbulb"><span class="tab-caption-box-label-text block-box-label-text box-label-text"><strong><strong>機能・特徴</strong></strong></span></div><div class="tab-caption-box-content block-box-content box-content">
<ul class="wp-block-list is-style-icon-list-check has-list-style">
<li><strong><strong>マテリアル</strong></strong>：特殊配合系</li>



<li><strong>熱伝導率</strong>：13.2W/m-k</li>



<li><strong>粘度</strong>：900～1000poise</li>



<li><strong>導電性</strong>：非導電性</li>



<li><strong>カラー</strong>：グレー</li>



<li><strong>容量</strong>：1～2g</li>



<li><strong>価格帯</strong>：約700～1100円前後</li>
</ul>
</div></div>



<div class="wp-block-cocoon-blocks-tab-caption-box-1 tab-caption-box block-box has-background has-border-color has-watery-blue-background-color has-key-color-border-color not-nested-style cocoon-block-tab-caption-box" style="--cocoon-custom-background-color:#f3fafe;--cocoon-custom-border-color:#004b7a"><div class="tab-caption-box-label block-box-label box-label fab-comment"><span class="tab-caption-box-label-text block-box-label-text box-label-text"><strong>こんな人にオススメ</strong></span></div><div class="tab-caption-box-content block-box-content box-content">
<ul class="wp-block-list is-style-icon-list-user-man has-list-style">
<li>多少高くとも熱伝導率の高いグリスが欲しい方</li>



<li>塗り直しに熱伝導率の高いグリスを考えている方</li>



<li>高熱伝導率でも塗りやすいグリスが欲しい方</li>



<li>ハイエンドCPUを使用している方</li>



<li>オーバークリックをする方</li>
</ul>
</div></div>



<h3 id="8" class="wp-block-heading"><span id="toc18">8. Noctua NT-H2/NA-CW1クリーニングワイプｘ10枚付属</span></h3>


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						Noctua NT-H2 3.5g サーマルグリス, NA-CW1クリーニングワイプｘ10枚付属 (3.5g)					</a>
				</div>

									<div class="pochipp-box__info">Noctua</div>
				
									<div class="pochipp-box__price">
						¥2,030						<span>（2026/10/03 20:25時点 | Amazon調べ）</span>
					</div>
				
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									<div class="pochipp-box__info">Noctua</div>
				
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						¥3,881						<span>（2026/10/03 20:25時点 | Amazon調べ）</span>
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					<span>ポチップ</span>
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<div class="wp-block-cocoon-blocks-tab-caption-box-1 tab-caption-box block-box has-background has-border-color has-watery-green-background-color has-teal-border-color not-nested-style cocoon-block-tab-caption-box" style="--cocoon-custom-background-color:#ebf8f4;--cocoon-custom-border-color:#007b43"><div class="tab-caption-box-label block-box-label box-label fab-lightbulb"><span class="tab-caption-box-label-text block-box-label-text box-label-text"><strong><strong>機能・特徴</strong></strong></span></div><div class="tab-caption-box-content block-box-content box-content">
<ul class="wp-block-list is-style-icon-list-check has-list-style">
<li><strong><strong>マテリアル</strong></strong>：特殊配合系</li>



<li><strong>熱伝導率</strong>：非公開</li>



<li><strong>粘度</strong>：非公開</li>



<li><strong>導電性</strong>：非導電性</li>



<li><strong>カラー</strong>：グレー</li>



<li><strong>容量</strong>：3.5g・10g(今回紹介は3.5g)</li>



<li><strong>価格帯</strong>：約1200円前後</li>
</ul>
</div></div>



<div class="wp-block-cocoon-blocks-tab-caption-box-1 tab-caption-box block-box has-background has-border-color has-watery-blue-background-color has-key-color-border-color not-nested-style cocoon-block-tab-caption-box" style="--cocoon-custom-background-color:#f3fafe;--cocoon-custom-border-color:#004b7a"><div class="tab-caption-box-label block-box-label box-label fab-comment"><span class="tab-caption-box-label-text block-box-label-text box-label-text"><strong>こんな人にオススメ</strong></span></div><div class="tab-caption-box-content block-box-content box-content">
<ul class="wp-block-list is-style-icon-list-user-man has-list-style">
<li>多少高くとも熱伝導率の高いグリスが欲しい方</li>



<li>塗り直しに高性能のグリスを考えている方</li>



<li>高熱伝導率でも塗りやすいグリスが欲しい方</li>



<li>ハイエンドCPUを使用している方</li>



<li>オーバークリックをする方</li>



<li>大容量でストックが欲しい方</li>



<li>ノクチュアブランドが好きな方</li>



<li>ワイプシートを同時に用意したい方</li>
</ul>
</div></div>



<h3 id="9" class="wp-block-heading"><span id="toc19">9. Thermal Grizzly Conductonaut</span></h3>


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						【正規品 親和産業】 Thermal Grizzly ドイツ液体金属 Conductonaut 1g					</a>
				</div>

									<div class="pochipp-box__info">Thermal Grizzly</div>
				
									<div class="pochipp-box__price">
						¥2,390						<span>（2026/10/03 20:25時点 | Amazon調べ）</span>
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					<span>ポチップ</span>
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<div class="wp-block-cocoon-blocks-tab-caption-box-1 tab-caption-box block-box has-background has-border-color has-watery-green-background-color has-teal-border-color not-nested-style cocoon-block-tab-caption-box" style="--cocoon-custom-background-color:#ebf8f4;--cocoon-custom-border-color:#007b43"><div class="tab-caption-box-label block-box-label box-label fab-lightbulb"><span class="tab-caption-box-label-text block-box-label-text box-label-text"><strong><strong>機能・特徴</strong></strong></span></div><div class="tab-caption-box-content block-box-content box-content">
<ul class="wp-block-list is-style-icon-list-check has-list-style">
<li><strong><strong>マテリアル</strong></strong>：液体金属系</li>



<li><strong>熱伝導率</strong>：73W/m-k</li>



<li><strong>粘度</strong>：0.021poise</li>



<li><strong>導電性</strong>：導電性</li>



<li><strong>カラー</strong>：シルバー</li>



<li><strong>容量</strong>：1～5g(今回紹介は1g)</li>



<li><strong>価格帯</strong>：約1670円前後</li>
</ul>
</div></div>



<div class="wp-block-cocoon-blocks-tab-caption-box-1 tab-caption-box block-box has-background has-border-color has-watery-blue-background-color has-key-color-border-color not-nested-style cocoon-block-tab-caption-box" style="--cocoon-custom-background-color:#f3fafe;--cocoon-custom-border-color:#004b7a"><div class="tab-caption-box-label block-box-label box-label fab-comment"><span class="tab-caption-box-label-text block-box-label-text box-label-text"><strong>こんな人にオススメ</strong></span></div><div class="tab-caption-box-content block-box-content box-content">
<ul class="wp-block-list is-style-icon-list-user-man has-list-style">
<li>液体金属の特徴を熟知している方</li>



<li>導電性のリスクを許容できる方</li>



<li>ハイエンドCPUを使用している方</li>



<li>オーバークリックをする方</li>
</ul>
</div></div>



<p class="wp-block-paragraph">CPUグリスは小さなパーツですが、 <strong>選び方ひとつで温度が数度〜十数度変わることもある</strong> 重要な冷却要素です。</p>



<p class="wp-block-paragraph">空冷・水冷どちらを使っていても、 グリスが正しく選ばれ、正しく塗られていれば <strong>PCはより静かに、より安定して、より長く性能を発揮できます。</strong></p>



<div class="wp-block-cocoon-blocks-balloon-ex-box-1 speech-wrap sb-id-14 sbs-think sbp-r sbis-cb cf block-box not-nested-style cocoon-block-balloon"><div class="speech-person"><figure class="speech-icon"><img decoding="async" src="https://yoshy-gadget-recommendation.com/wp-content/uploads/2025/06/swallow.jpg" alt="おともだち" class="speech-icon-image"/></figure><div class="speech-name">おともだち</div></div><div class="speech-balloon">
<p class="wp-block-paragraph">グリス選びを最適化するだけで、PCの冷え方はガラッと変わるよ！</p>
</div></div>



<div class="wp-block-cocoon-blocks-tab-caption-box-1 tab-caption-box block-box has-background has-border-color has-watery-blue-background-color has-purple-border-color not-nested-style cocoon-block-tab-caption-box" style="--cocoon-custom-background-color:#f3fafe;--cocoon-custom-border-color:#884898"><div class="tab-caption-box-label block-box-label box-label fab-lightbulb"><span class="tab-caption-box-label-text block-box-label-text box-label-text"><strong>粘度とは</strong></span></div><div class="tab-caption-box-content block-box-content box-content">
<p class="wp-block-paragraph">グリス等の硬さの単位のこと。<br>Poise(ポアズ・ポイズ)またはPa･s(Pas)であらわされることが多く、数値が大きいほど硬く扱いにくい。<br>1Poise=0.1Pasで換算できる。</p>
</div></div>



<h2 id="3" class="wp-block-heading"><span id="toc20">4. 比較表</span></h2>



<p class="wp-block-paragraph">CPUグリスは種類によって性能・塗りやすさ・安全性が大きく変わります。<br>まずはそれぞれの特徴を比較して、あなたの用途に合う1本を見つけましょう。</p>



<div class="wp-block-cocoon-blocks-balloon-ex-box-1 speech-wrap sb-id-13 sbs-think sbp-l sbis-cb cf block-box not-nested-style cocoon-block-balloon"><div class="speech-person"><figure class="speech-icon"><img decoding="async" src="https://yoshy-gadget-recommendation.com/wp-content/uploads/2025/07/sneki-snake.jpg" alt="ヨッシー" class="speech-icon-image"/></figure><div class="speech-name">ヨッシー</div></div><div class="speech-balloon">
<p class="wp-block-paragraph">上記8種類の違いを比較してみよう！</p>
</div></div>



<figure class="wp-block-table"><table class="has-watery-blue-background-color has-background has-border-color has-indigo-border-color has-fixed-layout" style="border-width:3px"><thead><tr><th class="has-text-align-center" data-align="center">製品</th><th class="has-text-align-center" data-align="center">画像</th><th class="has-text-align-center" data-align="center">マテリアル</th><th class="has-text-align-center" data-align="center">熱伝導率<br>(W/m-k)</th><th class="has-text-align-center" data-align="center">粘度<br>(poise)</th><th class="has-text-align-center" data-align="center">導電性</th><th class="has-text-align-center" data-align="center">容量</th><th class="has-text-align-center" data-align="center">価格帯</th></tr></thead><tbody><tr><td class="has-text-align-center" data-align="center"><strong><a href="#1">1. 通用 KT-801</a></strong></td><td class="has-text-align-center" data-align="center"><a rel="nofollow" href="https://www.amazon.co.jp/dp/B08V4QDJP1?tag=yoshy152-22&#038;linkCode=ogi&#038;th=1&#038;psc=1"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/31QCDB+zKLL._SL500_.jpg" alt="" width="120" height="120" /></a></td><td class="has-text-align-center" data-align="center">シリコン系</td><td class="has-text-align-center" data-align="center">4.95</td><td class="has-text-align-center" data-align="center">870</td><td class="has-text-align-center" data-align="center">無し</td><td class="has-text-align-center" data-align="center">4g</td><td class="has-text-align-center" data-align="center">約500円強</td></tr><tr><td class="has-text-align-center" data-align="center"><strong><a href="#2">2. ARCTIC MX-4</a></strong></td><td class="has-text-align-center" data-align="center"><a rel="nofollow" href="https://www.amazon.co.jp/dp/B0795DP124?tag=yoshy152-22&#038;linkCode=ogi&#038;th=1&#038;psc=1"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/317pTxCIPFL._SL500_.jpg" alt="" width="120" height="120" /></a></td><td class="has-text-align-center" data-align="center">カーボン系</td><td class="has-text-align-center" data-align="center">8.5</td><td class="has-text-align-center" data-align="center">870</td><td class="has-text-align-center" data-align="center">無し</td><td class="has-text-align-center" data-align="center">2～45g</td><td class="has-text-align-center" data-align="center">約800円</td></tr><tr><td class="has-text-align-center" data-align="center"><strong><a href="#3">3. ARCTIC MX-6</a></strong></td><td class="has-text-align-center" data-align="center"><a rel="nofollow" href="https://www.amazon.co.jp/dp/B09VDL3CW6?tag=yoshy152-22&#038;linkCode=ogi&#038;th=1&#038;psc=1"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/31P5AAD6gaL._SL500_.jpg" alt="" width="120" height="120" /></a></td><td class="has-text-align-center" data-align="center">カーボン系</td><td class="has-text-align-center" data-align="center">非公開<br>(MX-4以上)</td><td class="has-text-align-center" data-align="center">45000</td><td class="has-text-align-center" data-align="center">無し</td><td class="has-text-align-center" data-align="center">2～8g</td><td class="has-text-align-center" data-align="center">約750円</td></tr><tr><td class="has-text-align-center" data-align="center"><strong><a href="#4">4. ARCTIC MX-7</a></strong></td><td class="has-text-align-center" data-align="center"><a rel="nofollow" href="https://www.amazon.co.jp/dp/B0FT2XSPSN?tag=yoshy152-22&#038;linkCode=ogi&#038;th=1&#038;psc=1"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/31EZhK7Ih2L._SL500_.jpg" alt="" width="120" height="120" /></a></td><td class="has-text-align-center" data-align="center">特殊配合系</td><td class="has-text-align-center" data-align="center">非公開<br>(MX-6以上)</td><td class="has-text-align-center" data-align="center">35000～38000</td><td class="has-text-align-center" data-align="center">無し</td><td class="has-text-align-center" data-align="center">2～8g</td><td class="has-text-align-center" data-align="center">約1080円</td></tr><tr><td class="has-text-align-center" data-align="center"><strong><a href="#5">5. AINEX JP-DX1</a></strong></td><td class="has-text-align-center" data-align="center"><a rel="nofollow" href="https://www.amazon.co.jp/dp/B00JHRXMZM?tag=yoshy152-22&#038;linkCode=ogi&#038;th=1&#038;psc=1"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/41cgsgm5twL._SL500_.jpg" alt="" width="120" height="120" /></a></td><td class="has-text-align-center" data-align="center">ナノダイヤモンド系</td><td class="has-text-align-center" data-align="center">16</td><td class="has-text-align-center" data-align="center">非公開</td><td class="has-text-align-center" data-align="center">無し</td><td class="has-text-align-center" data-align="center">3g</td><td class="has-text-align-center" data-align="center">約1200円前後</td></tr><tr><td class="has-text-align-center" data-align="center"><strong><a href="#6">6. Thermal Grizzly Kryonaut</a></strong></td><td class="has-text-align-center" data-align="center"><a rel="nofollow" href="https://www.amazon.co.jp/dp/B011F7W3LU?tag=yoshy152-22&#038;linkCode=ogi&#038;th=1&#038;psc=1"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/31PBlPWczgL._SL500_.jpg" alt="" width="120" height="120" /></a></td><td class="has-text-align-center" data-align="center">特殊配合系</td><td class="has-text-align-center" data-align="center">12.5</td><td class="has-text-align-center" data-align="center">1200～1700</td><td class="has-text-align-center" data-align="center">無し</td><td class="has-text-align-center" data-align="center">1g</td><td class="has-text-align-center" data-align="center">約1550円前後</td></tr><tr><td class="has-text-align-center" data-align="center"><strong><a href="#7">7. 親和産業 OC Master SMZ-01R</a></strong></td><td class="has-text-align-center" data-align="center"><a rel="nofollow" href="https://www.amazon.co.jp/dp/B087MLHNJL?tag=yoshy152-22&#038;linkCode=ogi&#038;th=1&#038;psc=1"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/318gyG3xDGL._SL500_.jpg" alt="" width="120" height="120" /></a></td><td class="has-text-align-center" data-align="center">特殊配合系</td><td class="has-text-align-center" data-align="center">13.2</td><td class="has-text-align-center" data-align="center">900～1000</td><td class="has-text-align-center" data-align="center">無し</td><td class="has-text-align-center" data-align="center">1～2g</td><td class="has-text-align-center" data-align="center">約700～1100円</td></tr><tr><td class="has-text-align-center" data-align="center"><strong><a href="#8">8. Noctua NT-H2/NA-CW1</a></strong></td><td class="has-text-align-center" data-align="center"><a rel="nofollow" href="https://www.amazon.co.jp/dp/B07MZ45X9G?tag=yoshy152-22&#038;linkCode=ogi&#038;th=1&#038;psc=1"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/414heJCHHzL._SL500_.jpg" alt="" width="120" height="120" /></a></td><td class="has-text-align-center" data-align="center">特殊配合系</td><td class="has-text-align-center" data-align="center">非公開</td><td class="has-text-align-center" data-align="center">非公開</td><td class="has-text-align-center" data-align="center">無し</td><td class="has-text-align-center" data-align="center">3.5g<br>10g</td><td class="has-text-align-center" data-align="center">1200円前後</td></tr><tr><td class="has-text-align-center" data-align="center"><strong><a href="#9">9. Thermal Grizzly Conductonaut</a></strong></td><td class="has-text-align-center" data-align="center"><a rel="nofollow" href="https://www.amazon.co.jp/dp/B01A9KIGSI?tag=yoshy152-22&#038;linkCode=ogi&#038;th=1&#038;psc=1"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/21p4frji+7L._SL500_.jpg" alt="" width="120" height="120" /></a></td><td class="has-text-align-center" data-align="center">液体金属系</td><td class="has-text-align-center" data-align="center">73</td><td class="has-text-align-center" data-align="center">0.021</td><td class="has-text-align-center" data-align="center">有り</td><td class="has-text-align-center" data-align="center">1～5g</td><td class="has-text-align-center" data-align="center">約1670円</td></tr></tbody><tfoot><tr><td class="has-text-align-center" data-align="center"><strong>製品</strong></td><td class="has-text-align-center" data-align="center"><strong>画像</strong></td><td class="has-text-align-center" data-align="center"><strong>マテリアル</strong></td><td class="has-text-align-center" data-align="center"><strong>熱伝導率<br>(W/m-k)</strong></td><td class="has-text-align-center" data-align="center"><strong>粘度<br>(poise)</strong></td><td class="has-text-align-center" data-align="center"><strong>導電性</strong></td><td class="has-text-align-center" data-align="center"><strong>容量</strong></td><td class="has-text-align-center" data-align="center"><strong>価格帯</strong></td></tr></tfoot></table></figure>



<p class="wp-block-paragraph">こうして比較してみると、グリスは“どれでも同じ”ではなく、用途やCPUの性能に合わせて選ぶことで冷却効率が大きく変わることがわかります。</p>



<div class="wp-block-cocoon-blocks-balloon-ex-box-1 speech-wrap sb-id-14 sbs-think sbp-r sbis-cb cf block-box not-nested-style cocoon-block-balloon"><div class="speech-person"><figure class="speech-icon"><img decoding="async" src="https://yoshy-gadget-recommendation.com/wp-content/uploads/2025/06/swallow.jpg" alt="おともだち" class="speech-icon-image"/></figure><div class="speech-name">おともだち</div></div><div class="speech-balloon">
<p class="wp-block-paragraph">自分のPCに合ったグリスを選べば、温度が安定して静かになるよ！</p>
</div></div>



<h2 id="3" class="wp-block-heading"><span id="toc21">5. グリスの塗り方</span></h2>



<p class="wp-block-paragraph">グリスはプリコートされているものはそのまま取り付けるだけですが、同梱のものや高性能なものを塗りたい場合は自身で塗布する必要があります。</p>



<div class="wp-block-cocoon-blocks-balloon-ex-box-1 speech-wrap sb-id-13 sbs-think sbp-l sbis-cb cf block-box not-nested-style cocoon-block-balloon"><div class="speech-person"><figure class="speech-icon"><img decoding="async" src="https://yoshy-gadget-recommendation.com/wp-content/uploads/2025/07/sneki-snake.jpg" alt="ヨッシー" class="speech-icon-image"/></figure><div class="speech-name">ヨッシー</div></div><div class="speech-balloon">
<p class="wp-block-paragraph">そこまで難しくはないよ！</p>
</div></div>



<p class="wp-block-paragraph"><span class="fz-20px"><strong>① CPU表面をアルコールで軽く拭く</strong><br></span>→目に見えない汚れや残りのグリス(クーラー脱着の場合）を拭き取る。</p>


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<p class="wp-block-paragraph"><span class="fz-20px"><strong>② CPU中央に米粒サイズまたは豆粒サイズのグリスを置く</strong><br></span>→いくつかやり方があるがインテル推奨がこの方式(下記にて他の方式も解説)<br>※冷却性能が上がるわけでもなく、はみだしの原因になるため置きすぎは厳禁</p>



<p class="wp-block-paragraph"><span class="fz-20px"><strong>③ クーラーを真上からゆっくり圧着</strong><br></span>→CPUとクーラーでつぶされて自然にグリスが伸びていく。</p>



<p class="wp-block-paragraph"><span class="fz-20px"><strong>④ グリスがCPUからはみ出していないか確認(微量であればOK)</strong><br></span>→グリスのはみだしが多い場合塗布量が多いため、作業を1からやり直し</p>



<p class="wp-block-paragraph"><a rel="noopener" href="https://www.intel.co.jp/content/www/jp/ja/gaming/resources/how-to-apply-thermal-paste.html" target="_blank"><strong>👉インテル公式サイトへ【放熱グリスの塗り方】</strong></a></p>



<p class="wp-block-paragraph"><strong><a href="https://yoshy-gadget-recommendation.com/cpu-cooler/">👉CPUクーラーの選び方はこちら</a></strong></p>



<div class="wp-block-cocoon-blocks-balloon-ex-box-1 speech-wrap sb-id-14 sbs-think sbp-r sbis-cb cf block-box not-nested-style cocoon-block-balloon"><div class="speech-person"><figure class="speech-icon"><img decoding="async" src="https://yoshy-gadget-recommendation.com/wp-content/uploads/2025/06/swallow.jpg" alt="おともだち" class="speech-icon-image"/></figure><div class="speech-name">おともだち</div></div><div class="speech-balloon">
<p class="wp-block-paragraph">この方法が最もムラが出にくく初心者でも失敗しにくいよ！</p>
</div></div>



<h3 id="5" class="wp-block-heading"><span id="toc22">グリスの置き方</span></h3>



<div class="wp-block-cocoon-blocks-balloon-ex-box-1 speech-wrap sb-id-13 sbs-think sbp-l sbis-cb cf block-box not-nested-style cocoon-block-balloon"><div class="speech-person"><figure class="speech-icon"><img decoding="async" src="https://yoshy-gadget-recommendation.com/wp-content/uploads/2025/07/sneki-snake.jpg" alt="ヨッシー" class="speech-icon-image"/></figure><div class="speech-name">ヨッシー</div></div><div class="speech-balloon">
<p class="wp-block-paragraph">グリスの置き方はいろいろあって、その中でもポピュラーな方法を紹介するよ！</p>
</div></div>



<h4 class="wp-block-heading"><span id="toc23">①. CPU中央に米粒サイズまたは豆粒サイズのグリスを置く</span></h4>



<figure class="wp-block-image size-full"><img loading="lazy" decoding="async" width="255" height="327" src="https://yoshy-gadget-recommendation.com/wp-content/uploads/2026/08/image-2.png" alt="" class="wp-image-17254" srcset="https://yoshy-gadget-recommendation.com/wp-content/uploads/2026/08/image-2.png 255w, https://yoshy-gadget-recommendation.com/wp-content/uploads/2026/08/image-2-234x300.png 234w" sizes="(max-width: 255px) 100vw, 255px" /></figure>



<p class="wp-block-paragraph">Intel推奨の方式のため、特にこだわりが無ければ基本的にこの方式が安定。</p>



<h4 class="wp-block-heading"><span id="toc24">②. CPU中央の少し上と少し下の2点に米粒サイズまたは豆粒サイズのグリスを置く</span></h4>



<figure class="wp-block-image size-full"><img loading="lazy" decoding="async" width="254" height="328" src="https://yoshy-gadget-recommendation.com/wp-content/uploads/2026/08/image-5.png" alt="" class="wp-image-17256" srcset="https://yoshy-gadget-recommendation.com/wp-content/uploads/2026/08/image-5.png 254w, https://yoshy-gadget-recommendation.com/wp-content/uploads/2026/08/image-5-232x300.png 232w" sizes="(max-width: 254px) 100vw, 254px" /></figure>



<p class="wp-block-paragraph">Intel12世代以降のCPUは縦長形状になっており、中央置きだと上端と下端にグリスが届かない恐れがあるためこの方式がより安心。</p>



<h4 class="wp-block-heading"><span id="toc25">③. CPU中央から端にかけて×印を書くように塗る</span></h4>



<figure class="wp-block-image size-full"><img loading="lazy" decoding="async" width="253" height="327" src="https://yoshy-gadget-recommendation.com/wp-content/uploads/2026/08/image-6.png" alt="" class="wp-image-17257" srcset="https://yoshy-gadget-recommendation.com/wp-content/uploads/2026/08/image-6.png 253w, https://yoshy-gadget-recommendation.com/wp-content/uploads/2026/08/image-6-232x300.png 232w" sizes="(max-width: 253px) 100vw, 253px" /></figure>



<p class="wp-block-paragraph">こちらは豆粒ではなく線で描いた×印をクーラーの圧でつぶしていく方式。<br>つぶされたグリスがはみ出ないように線はできるだけ補足する必要があり、やや量の調整が難しい。</p>



<h4 class="wp-block-heading"><span id="toc26">④. CPU中央+周りに点盛り(5点)</span></h4>



<figure class="wp-block-image size-full"><img loading="lazy" decoding="async" width="255" height="327" src="https://yoshy-gadget-recommendation.com/wp-content/uploads/2026/08/image-7.png" alt="" class="wp-image-17258" srcset="https://yoshy-gadget-recommendation.com/wp-content/uploads/2026/08/image-7.png 255w, https://yoshy-gadget-recommendation.com/wp-content/uploads/2026/08/image-7-234x300.png 234w" sizes="(max-width: 255px) 100vw, 255px" /></figure>



<p class="wp-block-paragraph">③の×印方式と考え方は似ているが線ではなく点で置く方式。<br>縦長CPUに対して非常に合理的な置き方。<br>それぞれの量が偏らないようにと、まわりの点を角に寄せすぎないように注意。</p>



<h4 class="wp-block-heading"><span id="toc27">⑤. マスキングテープで端を保護して薄く塗り伸ばす</span></h4>



<figure class="wp-block-image size-full"><img loading="lazy" decoding="async" width="253" height="327" src="https://yoshy-gadget-recommendation.com/wp-content/uploads/2026/08/image-8.png" alt="" class="wp-image-17259" srcset="https://yoshy-gadget-recommendation.com/wp-content/uploads/2026/08/image-8.png 253w, https://yoshy-gadget-recommendation.com/wp-content/uploads/2026/08/image-8-232x300.png 232w" sizes="(max-width: 253px) 100vw, 253px" /></figure>



<p class="wp-block-paragraph">CPU側にプリコートしてしまう方式。<br>できるだけ薄く均一に塗る必要があるが、CPUグリスは高性能なものほど硬く、塗り伸ばしにくくなるため難易度は高い。</p>



<p class="wp-block-paragraph">マスキングテープで端の1~3mmを養生し、塗り伸ばし用カードを使用すると非常に綺麗に塗りやすい。</p>


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<div class="wp-block-cocoon-blocks-balloon-ex-box-1 speech-wrap sb-id-14 sbs-think sbp-r sbis-cb cf block-box not-nested-style cocoon-block-balloon"><div class="speech-person"><figure class="speech-icon"><img decoding="async" src="https://yoshy-gadget-recommendation.com/wp-content/uploads/2025/06/swallow.jpg" alt="おともだち" class="speech-icon-image"/></figure><div class="speech-name">おともだち</div></div><div class="speech-balloon">
<p class="wp-block-paragraph">塗りすぎは逆効果！<strong>“米粒か豆粒サイズ”</strong>が黄金比だよ！</p>
</div></div>



<p class="wp-block-paragraph"></p>



<h2 class="wp-block-heading"><span id="toc28">6. よくある失敗と対策</span></h2>



<p class="wp-block-paragraph">CPUグリスは小さなパーツですが、扱いを間違えると <strong>冷却性能が大きく低下</strong> したり、 最悪の場合は <strong>ショートや故障</strong> に繋がることもあります。</p>



<p class="wp-block-paragraph">ここでは、初心者が特につまずきやすいポイントを <strong>理由つきでわかりやすく</strong> まとめました。</p>



<div class="wp-block-cocoon-blocks-balloon-ex-box-1 speech-wrap sb-id-13 sbs-think sbp-l sbis-cb cf block-box not-nested-style cocoon-block-balloon"><div class="speech-person"><figure class="speech-icon"><img decoding="async" src="https://yoshy-gadget-recommendation.com/wp-content/uploads/2025/07/sneki-snake.jpg" alt="ヨッシー" class="speech-icon-image"/></figure><div class="speech-name">ヨッシー</div></div><div class="speech-balloon">
<p class="wp-block-paragraph">失敗しやすいポイントを知っておけば安心だよ！</p>
</div></div>



<h3 class="wp-block-heading"><span id="toc29">① グリスを塗りすぎる</span></h3>



<p class="wp-block-paragraph"><strong>失敗内容：</strong> 「たくさん塗ったほうが冷える」と思い込んで厚塗りしてしまう。</p>



<p class="wp-block-paragraph"></p>



<div class="wp-block-cocoon-blocks-tab-caption-box-1 tab-caption-box block-box has-background has-border-color has-watery-red-background-color has-red-border-color not-nested-style cocoon-block-tab-caption-box" style="--cocoon-custom-background-color:#fdf2f2;--cocoon-custom-border-color:#e60033"><div class="tab-caption-box-label block-box-label box-label fab-lightbulb"><span class="tab-caption-box-label-text block-box-label-text box-label-text">なぜダメ？</span></div><div class="tab-caption-box-content block-box-content box-content">
<ul class="wp-block-list is-style-icon-list-cross has-list-style">
<li>グリス内で熱が滞留して冷えなくなる</li>



<li>導電性グリスの場合、はみ出すと <strong>ショートの危険性</strong></li>



<li>クーラーの性能を発揮できない</li>
</ul>
</div></div>



<div class="wp-block-cocoon-blocks-tab-caption-box-1 tab-caption-box block-box has-background has-border-color has-watery-green-background-color has-teal-border-color not-nested-style cocoon-block-tab-caption-box" style="--cocoon-custom-background-color:#ebf8f4;--cocoon-custom-border-color:#007b43"><div class="tab-caption-box-label block-box-label box-label fab-lightbulb"><span class="tab-caption-box-label-text block-box-label-text box-label-text">対策</span></div><div class="tab-caption-box-content block-box-content box-content">
<ul class="wp-block-list">
<li><strong>米粒サイズ＋圧で広げる（Intel推奨）</strong></li>



<li>迷ったら「少なめ」を意識する</li>



<li>上記のやり方で塗る</li>
</ul>
</div></div>



<h3 class="wp-block-heading"><span id="toc30">② 古いグリスをそのまま使う</span></h3>



<p class="wp-block-paragraph"><strong>失敗内容：</strong> 長期間使ったグリスが劣化して固まり、熱伝導が悪化する。</p>



<p class="wp-block-paragraph"></p>



<div class="wp-block-cocoon-blocks-tab-caption-box-1 tab-caption-box block-box has-background has-border-color has-watery-red-background-color has-red-border-color not-nested-style cocoon-block-tab-caption-box" style="--cocoon-custom-background-color:#fdf2f2;--cocoon-custom-border-color:#e60033"><div class="tab-caption-box-label block-box-label box-label fab-lightbulb"><span class="tab-caption-box-label-text block-box-label-text box-label-text">なぜダメ？</span></div><div class="tab-caption-box-content block-box-content box-content">
<ul class="wp-block-list is-style-icon-list-cross has-list-style">
<li>温度が上がりやすくなる</li>



<li>ファンが高回転になり、PCがうるさくなる</li>



<li>冷却不足でサーマルスロットリングの原因に</li>
</ul>
</div></div>



<div class="wp-block-cocoon-blocks-tab-caption-box-1 tab-caption-box block-box has-background has-border-color has-watery-green-background-color has-teal-border-color not-nested-style cocoon-block-tab-caption-box" style="--cocoon-custom-background-color:#ebf8f4;--cocoon-custom-border-color:#007b43"><div class="tab-caption-box-label block-box-label box-label fab-lightbulb"><span class="tab-caption-box-label-text block-box-label-text box-label-text">対策</span></div><div class="tab-caption-box-content block-box-content box-content">
<ul class="wp-block-list">
<li><strong>温度が高い／ファンがうるさい</strong> と感じたらグリスをチェック</li>



<li>1〜2年に一度は状態確認すると安心</li>
</ul>
</div></div>



<h3 class="wp-block-heading"><span id="toc31">③ 熱伝導率の数値”だけ”で選んでしまう</span></h3>



<p class="wp-block-paragraph"><strong>失敗内容：</strong> 「熱伝導率が高い＝最強」と思い込み、硬すぎるグリスや液体金属を選んでしまう。</p>



<p class="wp-block-paragraph"></p>



<div class="wp-block-cocoon-blocks-tab-caption-box-1 tab-caption-box block-box has-background has-border-color has-watery-red-background-color has-red-border-color not-nested-style cocoon-block-tab-caption-box" style="--cocoon-custom-background-color:#fdf2f2;--cocoon-custom-border-color:#e60033"><div class="tab-caption-box-label block-box-label box-label fab-lightbulb"><span class="tab-caption-box-label-text block-box-label-text box-label-text">なぜダメ？</span></div><div class="tab-caption-box-content block-box-content box-content">
<ul class="wp-block-list is-style-icon-list-cross has-list-style">
<li><strong>硬いグリスは塗りにくく、均一に広がりにくい</strong></li>



<li>液体金属は拭き取りが困難で垂れると <strong>マザーボードやソケットのピンをショート</strong>させ、最悪、PC買い直しになることも…</li>
</ul>
</div></div>



<div class="wp-block-cocoon-blocks-tab-caption-box-1 tab-caption-box block-box has-background has-border-color has-watery-green-background-color has-teal-border-color not-nested-style cocoon-block-tab-caption-box" style="--cocoon-custom-background-color:#ebf8f4;--cocoon-custom-border-color:#007b43"><div class="tab-caption-box-label block-box-label box-label fab-lightbulb"><span class="tab-caption-box-label-text block-box-label-text box-label-text">対策</span></div><div class="tab-caption-box-content block-box-content box-content">
<ul class="wp-block-list">
<li><strong>熱伝導率が高く、柔らかめのグリス</strong> を選ぶ</li>



<li>特に理由がなければ <strong>液体金属は避ける</strong>（玄人向け）</li>
</ul>
</div></div>



<h3 class="wp-block-heading"><span id="toc32">④ CPUソケットにグリスを置いてしまう</span></h3>



<p class="wp-block-paragraph"><strong>失敗内容：</strong> CPUを装着する前にソケット側へグリスを置いてしまう。</p>



<p class="wp-block-paragraph"></p>



<div class="wp-block-cocoon-blocks-tab-caption-box-1 tab-caption-box block-box has-background has-border-color has-watery-red-background-color has-red-border-color not-nested-style cocoon-block-tab-caption-box" style="--cocoon-custom-background-color:#fdf2f2;--cocoon-custom-border-color:#e60033"><div class="tab-caption-box-label block-box-label box-label fab-lightbulb"><span class="tab-caption-box-label-text block-box-label-text box-label-text">なぜダメ？</span></div><div class="tab-caption-box-content block-box-content box-content">
<ul class="wp-block-list is-style-icon-list-cross has-list-style">
<li>ソケットのピンにグリスが入り込むと除去が困難</li>



<li>最悪、<strong>マザーボード買い直し</strong>になる</li>
</ul>
</div></div>



<div class="wp-block-cocoon-blocks-tab-caption-box-1 tab-caption-box block-box has-background has-border-color has-watery-green-background-color has-teal-border-color not-nested-style cocoon-block-tab-caption-box" style="--cocoon-custom-background-color:#ebf8f4;--cocoon-custom-border-color:#007b43"><div class="tab-caption-box-label block-box-label box-label fab-lightbulb"><span class="tab-caption-box-label-text block-box-label-text box-label-text">対策</span></div><div class="tab-caption-box-content block-box-content box-content">
<ul class="wp-block-list">
<li><strong>CPUをソケットに装着して固定してから</strong></li>



<li>CPUのヒートスプレッダー（上の平面）にグリスを置く</li>



<li>不安なら「グリスの塗り方」パートへ戻って確認<br><strong><a href="#3">→グリスの塗り方解説パートまで戻る</a></strong></li>
</ul>
</div></div>



<div class="wp-block-cocoon-blocks-balloon-ex-box-1 speech-wrap sb-id-14 sbs-think sbp-r sbis-cb cf block-box not-nested-style cocoon-block-balloon"><div class="speech-person"><figure class="speech-icon"><img decoding="async" src="https://yoshy-gadget-recommendation.com/wp-content/uploads/2025/06/swallow.jpg" alt="おともだち" class="speech-icon-image"/></figure><div class="speech-name">おともだち</div></div><div class="speech-balloon">
<p class="wp-block-paragraph">ポイントを押さえておけば、グリスは怖くないよ！</p>
</div></div>



<p class="wp-block-paragraph"></p>



<h2 class="wp-block-heading"><span id="toc33">7. BTOでグリスはどう扱われている？</span></h2>



<p class="wp-block-paragraph"><strong>BTO（Build To Order）とは、注文後にパーツを組み立てる方式のPCのこと。</strong><br>CPUグリスはショップ側が適切に塗布してくれるため、初心者でも安心。</p>



<p class="wp-block-paragraph">その中でも<strong>”サイコム”</strong>では、「Thermal Grizzly TG-K-001-RS(いわゆるクマグリス)」や、「Noctua NT-H1」のオプション選択肢があります。</p>



<p class="has-text-align-left wp-block-paragraph"><a href="https://px.a8.net/svt/ejp?a8mat=4BA39D+7OUL2Q+34WQ+5YJRM"><strong>👉BTOパソコンのサイコムはこちら</strong></a></p>



<div class="wp-block-cocoon-blocks-balloon-ex-box-1 speech-wrap sb-id-13 sbs-think sbp-l sbis-cb cf block-box not-nested-style cocoon-block-balloon"><div class="speech-person"><figure class="speech-icon"><img decoding="async" src="https://yoshy-gadget-recommendation.com/wp-content/uploads/2025/07/sneki-snake.jpg" alt="ヨッシー" class="speech-icon-image"/></figure><div class="speech-name">ヨッシー</div></div><div class="speech-balloon">
<p class="wp-block-paragraph">自作が難しいと思って不安な場合はBTOもアリだね！</p>
</div></div>



<h2 class="wp-block-heading"><span id="toc34">8. まとめ：CPUグリスは冷却の“基礎”であり、PC性能を左右する重要パーツ</span></h2>



<p class="wp-block-paragraph">CPUグリスは、CPUとクーラーの“微細な隙間”を埋めて熱を効率よく伝えるための <strong>冷却の土台</strong>。<br>どれだけ高性能な空冷・水冷クーラーを使っていても、 <strong>グリスが正しく塗られていなければ本来の性能は絶対に出ません。</strong></p>



<div class="wp-block-cocoon-blocks-balloon-ex-box-1 speech-wrap sb-id-14 sbs-think sbp-r sbis-cb cf block-box not-nested-style cocoon-block-balloon"><div class="speech-person"><figure class="speech-icon"><img decoding="async" src="https://yoshy-gadget-recommendation.com/wp-content/uploads/2025/06/swallow.jpg" alt="おともだち" class="speech-icon-image"/></figure><div class="speech-name">おともだち</div></div><div class="speech-balloon">
<p class="wp-block-paragraph">正しく使うことで初めて効果を発揮できるんだね！</p>
</div></div>



<h3 class="wp-block-heading"><span id="toc35">🔥 CPUグリスが果たす役割</span></h3>



<ul class="wp-block-list is-style-border-radius-l-double has-border is-style-icon-list-circle has-list-style">
<li><strong>熱を伝える架け橋</strong> → CPUとクーラーの凹凸を埋めて熱をまっすぐ伝える。</li>



<li><strong>正しく塗れば冷却性能が安定</strong> → 温度が下がり、ファンの騒音も減る。</li>



<li><strong>空冷・水冷どちらでも必須</strong> → 冷却方式に関係なく、グリスがないと性能は半減。</li>



<li><strong>米粒サイズ＋圧着が最適</strong> → 塗りすぎは逆効果。薄く均一が正解。</li>



<li><strong>劣化したら交換が必要</strong> → 古いグリスは固まり、熱伝導が悪化する。</li>
</ul>



<p class="wp-block-paragraph">→正しく使うことで性能を最大限に発揮</p>



<div class="wp-block-cocoon-blocks-tab-caption-box-1 tab-caption-box block-box has-background has-border-color has-watery-green-background-color has-teal-border-color not-nested-style cocoon-block-tab-caption-box" style="--cocoon-custom-background-color:#ebf8f4;--cocoon-custom-border-color:#007b43"><div class="tab-caption-box-label block-box-label box-label fab-lightbulb"><span class="tab-caption-box-label-text block-box-label-text box-label-text"><strong>最終結論</strong></span></div><div class="tab-caption-box-content block-box-content box-content">
<ul class="wp-block-list">
<li>CPUグリスは<strong>“冷却の基礎”</strong>であり、PCの安定性と性能を左右する最重要パーツ。</li>



<li>正しく選び、正しく塗るだけで、PCは驚くほど安定して冷える。</li>
</ul>
</div></div>



<div class="wp-block-cocoon-blocks-balloon-ex-box-1 speech-wrap sb-id-13 sbs-think sbp-l sbis-cb cf block-box not-nested-style cocoon-block-balloon"><div class="speech-person"><figure class="speech-icon"><img decoding="async" src="https://yoshy-gadget-recommendation.com/wp-content/uploads/2025/07/sneki-snake.jpg" alt="ヨッシー" class="speech-icon-image"/></figure><div class="speech-name">ヨッシー</div></div><div class="speech-balloon">
<p class="wp-block-paragraph">グリスを制する者は、冷却を制する…だね！</p>
</div></div>



<p class="has-text-align-center wp-block-paragraph"><strong>✨関連記事</strong></p>



<div class="wp-block-cocoon-blocks-tab-caption-box-1 tab-caption-box block-box has-background has-border-color has-watery-blue-background-color has-indigo-border-color not-nested-style cocoon-block-tab-caption-box" style="--cocoon-custom-background-color:#f3fafe;--cocoon-custom-border-color:#1e50a2"><div class="tab-caption-box-label block-box-label box-label fab-lightbulb"><span class="tab-caption-box-label-text block-box-label-text box-label-text"><strong>その他自作PCパーツに関してはこちら</strong></span></div><div class="tab-caption-box-content block-box-content box-content">
<ul class="wp-block-list is-style-icon-list-circle has-list-style">
<li><a href="https://yoshy-gadget-recommendation.com/custom-pc-parts/" target="_blank"><strong>🖥 自作PCに必要な8つの基本パーツ</strong></a></li>



<li><strong><a href="https://yoshy-gadget-recommendation.com/pc-case/" target="_blank">🖥️ PCケースの役割と選び方</a></strong>
<ul class="wp-block-list">
<li><a title="" href="https://yoshy-gadget-recommendation.com/pc-case-slim/" target="_blank"><strong>👉スリム型ケース解説記事</strong></a></li>



<li><a title="" href="https://yoshy-gadget-recommendation.com/pc-case-mini-tower/" target="_blank"><strong>👉ミニタワーケース解説記事</strong></a></li>



<li><a title="" href="https://yoshy-gadget-recommendation.com/pc-case-mid-tower/" target="_blank"><strong>👉ミドルタワーケース解説記事</strong></a></li>



<li><strong><a href="https://yoshy-gadget-recommendation.com/pc-case-full-tower/" target="_blank">👉フルタワーケース解説記事</a></strong></li>
</ul>
</li>



<li><strong><a href="https://yoshy-gadget-recommendation.com/os/" target="_blank">🧩 OSに関してはこちら</a></strong></li>



<li><a href="https://yoshy-gadget-recommendation.com/cpu/" target="_blank">🧠 <strong>CPUの種類と選び方（Intel / AMD比較）</strong></a></li>



<li><a href="https://yoshy-gadget-recommendation.com/cpu-thermal-paste/" target="_blank"></a><a href="https://yoshy-gadget-recommendation.com/cpu-cooler/">❄️ <strong>CPUクーラー（空冷・水冷）の違いと選び方</strong></a></li>



<li><a href="https://yoshy-gadget-recommendation.com/gpu/" target="_blank">🎮 <strong>グラフィックボード（GPU）の選び方</strong></a></li>
</ul>
</div></div>



<div class="wp-block-cocoon-blocks-caption-box-1 caption-box block-box has-background has-border-color has-watery-red-background-color has-deep-orange-border-color not-nested-style cocoon-block-caption-box" style="--cocoon-custom-background-color:#fdf2f2;--cocoon-custom-border-color:#ea5506"><div class="caption-box-label block-box-label box-label"><span class="caption-box-label-text block-box-label-text box-label-text"><strong>💡自作が難しいと感じた方はBTOもオススメ！</strong></span></div><div class="caption-box-content block-box-content box-content">
<p class="has-text-align-left wp-block-paragraph"><a href="https://px.a8.net/svt/ejp?a8mat=4BA39D+7OUL2Q+34WQ+5YJRM"><strong>👉BTOパソコンのサイコム</strong></a></p>



<p class="has-text-align-left wp-block-paragraph"><a href="https://px.a8.net/svt/ejp?a8mat=4BA39D+7PG0OI+5HXK+5YJRM"><strong>👉SNSで話題沸騰！BTOゲーミングPCの【MDL】</strong></a></p>
</div></div>



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<p class="wp-block-paragraph"><strong><a href="https://px.a8.net/svt/ejp?a8mat=3THHC6+1U34XE+4U8S+5YRHE">Amazon売れ筋ランキング1位のゲーミングチェア！【ジーティーレーシング】</a><br></strong></p>



<p class="wp-block-paragraph"><a href="https://px.a8.net/svt/ejp?a8mat=4BAEXD+1ZG1DE+5XOI+5YJRM"><strong>世界初の動的エルゴノミクスで体を守る高機能チェア【LiberNovo】</strong></a></p>



<p class="wp-block-paragraph"><span class="fz-12px">【PR】本記事にはPRを含みます。</span></p>



<p class="wp-block-paragraph"></p>
]]></content:encoded>
					
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		<title>CPUクーラーの選び方完全ガイド｜空冷・水冷の違いとグリスの役割を初心者向けに解説</title>
		<link>https://yoshy-gadget-recommendation.com/cpu-cooler/</link>
					<comments>https://yoshy-gadget-recommendation.com/cpu-cooler/#respond</comments>
		
		<dc:creator><![CDATA[ヨッシー]]></dc:creator>
		<pubDate>Thu, 27 Aug 2026 08:20:00 +0000</pubDate>
				<category><![CDATA[CPUクーラー]]></category>
		<guid isPermaLink="false">https://yoshy-gadget-recommendation.com/?p=16941</guid>

					<description><![CDATA[PCを使っていると「CPU温度が高い」「ゲーム中だけ急に熱くなる」「どのCPUクーラーを選べばいいのかわからない」──そんな悩みを抱える人は多いです。とくに最近のCPUは高性能化が進み、それと同時に発熱も多くなっているた [&#8230;]]]></description>
										<content:encoded><![CDATA[
<p class="wp-block-paragraph">PCを使っていると「CPU温度が高い」「ゲーム中だけ急に熱くなる」「どのCPUクーラーを選べばいいのかわからない」──そんな悩みを抱える人は多いです。<br>とくに最近のCPUは高性能化が進み、それと同時に発熱も多くなっているため、冷却が追いつかないとパフォーマンス低下やフリーズの原因にもなります。</p>



<div class="wp-block-cocoon-blocks-balloon-ex-box-1 speech-wrap sb-id-13 sbs-think sbp-l sbis-cb cf block-box not-nested-style cocoon-block-balloon"><div class="speech-person"><figure class="speech-icon"><img decoding="async" src="https://yoshy-gadget-recommendation.com/wp-content/uploads/2025/07/sneki-snake.jpg" alt="ヨッシー" class="speech-icon-image"/></figure><div class="speech-name">ヨッシー</div></div><div class="speech-balloon">
<p class="wp-block-paragraph">CPUをしっかり冷やしてあげることが重要だね！</p>
</div></div>



<p class="wp-block-paragraph">結論から言うと、<strong>CPUクーラー選びは</strong></p>



<ul class="wp-block-list has-watery-green-background-color has-background is-style-blank-box-green has-border is-style-icon-list-check has-list-style">
<li><strong>「冷却性能」</strong></li>



<li><strong>「静音性」</strong></li>



<li><strong>「ケースとの相性」</strong></li>
</ul>



<p class="wp-block-paragraph"><strong>の3点で決まります。</strong></p>



<p class="wp-block-paragraph">この3つを押さえるだけで、あなたのPCは安定して冷え、ゲームも作業も快適になります。 それでは、CPUクーラーの世界をわかりやすく解説していきます。</p>



<p class="wp-block-paragraph">本記事では、<strong>空冷式と水冷式の違い</strong>、<strong>どんな基準で選べばいいのか</strong>、そして意外と重要な <strong>CPUグリスの役割</strong> まで、初心者でも迷わず理解できるようにまとめました。</p>



<div class="wp-block-cocoon-blocks-balloon-ex-box-1 speech-wrap sb-id-14 sbs-think sbp-r sbis-cb cf block-box not-nested-style cocoon-block-balloon"><div class="speech-person"><figure class="speech-icon"><img decoding="async" src="https://yoshy-gadget-recommendation.com/wp-content/uploads/2025/06/swallow.jpg" alt="おともだち" class="speech-icon-image"/></figure><div class="speech-name">おともだち</div></div><div class="speech-balloon">
<p class="wp-block-paragraph">これを読めば安心してPCを使えるようになるよ！</p>
</div></div>



<p class="has-text-align-center wp-block-paragraph"><strong>空冷式</strong></p>


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<div class="wp-block-cocoon-blocks-tab-caption-box-1 tab-caption-box block-box has-background has-border-color has-watery-blue-background-color has-indigo-border-color not-nested-style cocoon-block-tab-caption-box" style="--cocoon-custom-background-color:#f3fafe;--cocoon-custom-border-color:#1e50a2"><div class="tab-caption-box-label block-box-label box-label fab-lightbulb"><span class="tab-caption-box-label-text block-box-label-text box-label-text"><strong>その他自作PCパーツに関してはこちら</strong></span></div><div class="tab-caption-box-content block-box-content box-content">
<ul class="wp-block-list is-style-icon-list-circle has-list-style">
<li><a href="https://yoshy-gadget-recommendation.com/custom-pc-parts/" target="_blank"><strong>🖥 自作PCに必要な8つの基本パーツ</strong></a></li>



<li><strong><a href="https://yoshy-gadget-recommendation.com/pc-case/" target="_blank">🖥️ PCケースの役割と選び方</a></strong></li>



<li><strong><a href="https://yoshy-gadget-recommendation.com/os/" target="_blank">🧩 OSに関してはこちら</a></strong></li>



<li><a href="https://yoshy-gadget-recommendation.com/cpu/" target="_blank">🧠 <strong>CPUの種類と選び方（Intel / AMD比較）</strong></a></li>
</ul>
</div></div>



<div class="wp-block-cocoon-blocks-caption-box-1 caption-box block-box has-background has-border-color has-watery-red-background-color has-deep-orange-border-color not-nested-style cocoon-block-caption-box" style="--cocoon-custom-background-color:#fdf2f2;--cocoon-custom-border-color:#ea5506"><div class="caption-box-label block-box-label box-label"><span class="caption-box-label-text block-box-label-text box-label-text"><strong>💡自作が難しいと感じた方はBTOもオススメ！</strong></span></div><div class="caption-box-content block-box-content box-content">
<p class="has-text-align-left wp-block-paragraph"><a href="https://px.a8.net/svt/ejp?a8mat=4BA39D+7OUL2Q+34WQ+5YJRM"><strong>👉BTOパソコンのサイコム</strong></a></p>



<p class="has-text-align-left wp-block-paragraph"><a href="https://px.a8.net/svt/ejp?a8mat=4BA39D+7PG0OI+5HXK+5YJRM"><strong>👉SNSで話題沸騰！BTOゲーミングPCの【MDL】</strong></a></p>



<div class="wp-block-cocoon-blocks-tab-caption-box-1 tab-caption-box block-box has-background has-border-color has-watery-blue-background-color has-purple-border-color not-nested-style cocoon-block-tab-caption-box" style="--cocoon-custom-background-color:#f3fafe;--cocoon-custom-border-color:#884898"><div class="tab-caption-box-label block-box-label box-label fab-info-circle"><span class="tab-caption-box-label-text block-box-label-text box-label-text"><strong>BTO</strong>とは？</span></div><div class="tab-caption-box-content block-box-content box-content">
<p class="wp-block-paragraph"><strong>BTO（Build To Order）とは、注文を受けてからパーツを組み立てる方式のPCのこと。</strong> CPU・GPU・メモリなどを好みに合わせて選べるため、既製品よりも自分の用途に合ったスペックで購入できる。</p>
</div></div>
</div></div>




  <div id="toc" class="toc tnt-number toc-center tnt-number border-element"><input type="checkbox" class="toc-checkbox" id="toc-checkbox-4" checked><label class="toc-title" for="toc-checkbox-4">目次</label>
    <div class="toc-content">
    <ol class="toc-list open"><li><a href="#toc1" tabindex="0">1. CPUクーラーとは（役割の定義）</a></li><li><a href="#toc2" tabindex="0">2. 空冷式と水冷式の違い（比較表）</a><ol><li><a href="#toc3" tabindex="0">空冷式</a></li><li><a href="#toc4" tabindex="0">水冷式(簡易水冷)</a></li><li><a href="#toc5" tabindex="0">比較表</a></li></ol></li><li><a href="#toc6" tabindex="0">3. CPUクーラーの選び方（3つの基準）</a><ol><li><a href="#toc7" tabindex="0">■① 冷却性能（TDP・CPUの発熱に合わせる）</a></li><li><a href="#toc8" tabindex="0">■② 静音性（ファン数・回転数）</a></li><li><a href="#toc9" tabindex="0">■③ ケースとの相性（高さ・ラジエーター搭載位置）</a></li></ol></li><li><a href="#toc10" tabindex="0">4. CPUグリスの役割</a></li><li><a href="#toc11" tabindex="0">5. グリスの塗り方</a></li><li><a href="#toc12" tabindex="0">6. よくある失敗と対策（FAQ）</a><ol><li><a href="#toc13" tabindex="0">① 水冷＝必ず静かと思い込む（ポンプ音の存在）</a></li><li><a href="#toc14" tabindex="0">② 空冷＝ハイエンドCPUに不向きと思う（大型空冷の実力）</a></li><li><a href="#toc15" tabindex="0">③ ケースとの相性を確認しない（入らない問題）</a></li><li><a href="#toc16" tabindex="0">④ グリスを塗りすぎる（冷えなくなる）</a></li><li><a href="#toc17" tabindex="0">⑤ ファンの向きを間違える（風向きの逆流）</a></li></ol></li><li><a href="#toc18" tabindex="0">🧊 まとめ：CPUクーラー選びは“3つの基準”で迷わなくなる</a></li></ol>
    </div>
  </div>

<h2 class="wp-block-heading"><span id="toc1">1. CPUクーラーとは（役割の定義）</span></h2>



<p class="wp-block-paragraph">CPUはPCの<strong>“頭脳”</strong>であり、処理を行うたびに熱を発生します。<br>この熱を効率よく逃がす装置が <strong>CPUクーラー</strong>。</p>



<div class="wp-block-cocoon-blocks-balloon-ex-box-1 speech-wrap sb-id-13 sbs-think sbp-l sbis-cb cf block-box not-nested-style cocoon-block-balloon"><div class="speech-person"><figure class="speech-icon"><img decoding="async" src="https://yoshy-gadget-recommendation.com/wp-content/uploads/2025/07/sneki-snake.jpg" alt="ヨッシー" class="speech-icon-image"/></figure><div class="speech-name">ヨッシー</div></div><div class="speech-balloon">
<p class="wp-block-paragraph">簡単に言うとCPU専用の冷却装置だよ！</p>
</div></div>



<p class="wp-block-paragraph">特に最近のCPUは高性能化が進み、冷却が追いつかないと<strong>”熱暴走”</strong>につながるため、PCにとって欠かせないパーツです。</p>



<div class="wp-block-cocoon-blocks-tab-caption-box-1 tab-caption-box block-box has-background has-border-color has-watery-red-background-color has-red-border-color not-nested-style cocoon-block-tab-caption-box" style="--cocoon-custom-background-color:#fdf2f2;--cocoon-custom-border-color:#e60033"><div class="tab-caption-box-label block-box-label box-label fab-lightbulb"><span class="tab-caption-box-label-text block-box-label-text box-label-text"><strong>熱暴走(オーバーヒート)</strong>とは？</span></div><div class="tab-caption-box-content block-box-content box-content">
<p class="wp-block-paragraph"><strong>熱暴走（オーバーヒート）とは、CPUの温度が許容範囲を超えてしまい、正常に動作できなくなる状態のこと。</strong><br>温度が上がりすぎると、CPUは自分を守るために <strong>性能を自動で下げたり（サーマルスロットリング）</strong>、最悪の場合は <strong>フリーズ・強制シャットダウンや故障</strong> を引き起こします。</p>
</div></div>



<div class="wp-block-cocoon-blocks-balloon-ex-box-1 speech-wrap sb-id-14 sbs-think sbp-r sbis-cb cf block-box not-nested-style cocoon-block-balloon"><div class="speech-person"><figure class="speech-icon"><img decoding="async" src="https://yoshy-gadget-recommendation.com/wp-content/uploads/2025/06/swallow.jpg" alt="おともだち" class="speech-icon-image"/></figure><div class="speech-name">おともだち</div></div><div class="speech-balloon">
<p class="wp-block-paragraph">CPUクーラーでも<strong>”ボトルネック”</strong>を起こしてしまうんだね！</p>
</div></div>



<div class="wp-block-cocoon-blocks-tab-caption-box-1 tab-caption-box block-box has-background has-border-color has-watery-blue-background-color has-indigo-border-color not-nested-style cocoon-block-tab-caption-box" style="--cocoon-custom-background-color:#f3fafe;--cocoon-custom-border-color:#1e50a2"><div class="tab-caption-box-label block-box-label box-label fab-lightbulb"><span class="tab-caption-box-label-text block-box-label-text box-label-text"><strong>ボトルネック</strong>とは？</span></div><div class="tab-caption-box-content block-box-content box-content">
<p class="wp-block-paragraph">PC全体の性能が<strong>“もっとも弱い部分”</strong>によって引き下げられてしまう現象のこと。</p>



<p class="wp-block-paragraph">よく使われる例えが <strong>ボトル(瓶)の首(ネック)</strong><br>瓶の首が細いと、水をどれだけ入れても <strong>細い部分が流れを絞ってしまう</strong>。 <br>PCでも同じで、性能の低いパーツが<strong>“細い首”</strong>となり、<strong>全体の処理速度を制限してしまう</strong>わけです。</p>
</div></div>



<h2 class="wp-block-heading"><span id="toc2">2. 空冷式と水冷式の違い（比較表）</span></h2>



<p class="wp-block-paragraph">CPUクーラーは大きく <strong>空冷式</strong> と <strong>水冷式（簡易水冷）</strong> の2種類があり、冷却方式や取り付けやすさ、静音性などに違いがあります。</p>



<h3 class="wp-block-heading"><span id="toc3">空冷式</span></h3>



<p class="wp-block-paragraph">CPUの熱を<strong>”ヒートパイプ→ヒートシンク”</strong>を通してファンの風(空気)で放熱する方式。<br>→ケース内に排気することになるためエアフローが重要</p>



<p class="wp-block-paragraph">構造が単純で水冷よりも安価で脱着が簡単だが<strong>”熱容量”</strong>が低く、高負荷時はファンの回転数が上がるため静粛性では水冷に劣る。</p>



<p class="wp-block-paragraph">また、高性能なものは本体(ヒートシンク)が大きく、ケースとの相性問題が出やすい。<br>価格は水冷より安価。</p>



<div class="wp-block-cocoon-blocks-balloon-ex-box-1 speech-wrap sb-id-13 sbs-think sbp-l sbis-cb cf block-box not-nested-style cocoon-block-balloon"><div class="speech-person"><figure class="speech-icon"><img decoding="async" src="https://yoshy-gadget-recommendation.com/wp-content/uploads/2025/07/sneki-snake.jpg" alt="ヨッシー" class="speech-icon-image"/></figure><div class="speech-name">ヨッシー</div></div><div class="speech-balloon">
<p class="wp-block-paragraph">コストの面では空冷が有利！</p>
</div></div>



<h3 class="wp-block-heading"><span id="toc4">水冷式(簡易水冷)</span></h3>



<p class="wp-block-paragraph">CPUの熱を<strong>”水枕→クーラント(冷却液)→ラジエーター”</strong>からファンで放熱する方式。<br>→ラジエーターの設置箇所次第では直接排気が可能でケース内温度が上がりにくくできる。</p>



<p class="wp-block-paragraph">水枕(ポンプ等が入っているユニット）は小型でケースとの相性問題は起きにくく、冷却液の分、熱容量も大きく一時的な高負荷でもファンの回転数が上がりにくい。</p>



<p class="wp-block-paragraph">しかし、水枕は小型でケースの相性問題が起きにくいものの、ホースでラジエーターまでつながっているため脱着等が大変で、構造が複雑になる分価格は空冷式に比べて高い。</p>



<div class="wp-block-cocoon-blocks-balloon-ex-box-1 speech-wrap sb-id-14 sbs-think sbp-r sbis-cb cf block-box not-nested-style cocoon-block-balloon"><div class="speech-person"><figure class="speech-icon"><img decoding="async" src="https://yoshy-gadget-recommendation.com/wp-content/uploads/2025/06/swallow.jpg" alt="おともだち" class="speech-icon-image"/></figure><div class="speech-name">おともだち</div></div><div class="speech-balloon">
<p class="wp-block-paragraph">コストよりも冷却性能を求めるなら水冷！</p>
</div></div>



<div class="wp-block-cocoon-blocks-tab-caption-box-1 tab-caption-box block-box has-background has-border-color has-watery-blue-background-color has-indigo-border-color not-nested-style cocoon-block-tab-caption-box" style="--cocoon-custom-background-color:#f3fafe;--cocoon-custom-border-color:#1e50a2"><div class="tab-caption-box-label block-box-label box-label fab-lightbulb"><span class="tab-caption-box-label-text block-box-label-text box-label-text"><strong>熱容量</strong>とは？</span></div><div class="tab-caption-box-content block-box-content box-content">
<p class="wp-block-paragraph">どれだけの熱を加えたら温度が上がるかを示す温めりやすさの指標のこと。</p>



<p class="wp-block-paragraph">例えば同じ火力で水を温めたいとき、やかんの水(約1L)を温めるのとお風呂の浴槽の水(約200L)を温めるのだとお風呂の水の方が温まりにくい。<br>→熱容量が大きいということになる</p>



<p class="wp-block-paragraph">水冷クーラーは空冷のクーラーよりも、循環している冷却液の分、熱容量が大きく、瞬間的な高負荷を吸収しやすいということになる。</p>
</div></div>



<h3 class="wp-block-heading"><span id="toc5">比較表</span></h3>



<figure class="wp-block-table"><table class="has-watery-blue-background-color has-background has-border-color has-indigo-border-color has-fixed-layout" style="border-width:3px"><thead><tr><th class="has-text-align-center" data-align="center">項目</th><th class="has-text-align-center" data-align="center">空冷式</th><th class="has-text-align-center" data-align="center">水冷式</th></tr></thead><tbody><tr><td class="has-text-align-center" data-align="center">冷却性能</td><td class="has-text-align-center" data-align="center">中〜高</td><td class="has-text-align-center" data-align="center">高</td></tr><tr><td class="has-text-align-center" data-align="center">サイズ(ケース相性)</td><td class="has-text-align-center" data-align="center">大きめ</td><td class="has-text-align-center" data-align="center">小さい(ヘッド部)</td></tr><tr><td class="has-text-align-center" data-align="center">ケースサイズの基準</td><td class="has-text-align-center" data-align="center">高さ</td><td class="has-text-align-center" data-align="center">ラジエーターサイズ</td></tr><tr><td class="has-text-align-center" data-align="center">静音性</td><td class="has-text-align-center" data-align="center">中</td><td class="has-text-align-center" data-align="center">高（モデルによる）</td></tr><tr><td class="has-text-align-center" data-align="center">メンテ性</td><td class="has-text-align-center" data-align="center">低（簡単）</td><td class="has-text-align-center" data-align="center">中（ポンプ寿命など）</td></tr><tr><td class="has-text-align-center" data-align="center">価格帯</td><td class="has-text-align-center" data-align="center">安い～中</td><td class="has-text-align-center" data-align="center">中～やや高い</td></tr><tr><td class="has-text-align-center" data-align="center">向いている人</td><td class="has-text-align-center" data-align="center">初心者・コスパ重視</td><td class="has-text-align-center" data-align="center">高負荷・静音重視</td></tr></tbody></table></figure>



<p class="wp-block-paragraph">空冷は扱いやすく、価格も手頃。<br>水冷は見た目がスッキリし、ゲームや動画編集など高負荷環境で強みを発揮します。</p>



<div class="wp-block-cocoon-blocks-balloon-ex-box-1 speech-wrap sb-id-13 sbs-think sbp-l sbis-cb cf block-box not-nested-style cocoon-block-balloon"><div class="speech-person"><figure class="speech-icon"><img decoding="async" src="https://yoshy-gadget-recommendation.com/wp-content/uploads/2025/07/sneki-snake.jpg" alt="ヨッシー" class="speech-icon-image"/></figure><div class="speech-name">ヨッシー</div></div><div class="speech-balloon">
<p class="wp-block-paragraph">Core i7やRyzen7以上では水冷がいいことが多いね！</p>
</div></div>



<h2 class="wp-block-heading"><span id="toc6">3. CPUクーラーの選び方（3つの基準）</span></h2>



<p class="wp-block-paragraph">冒頭でも申し上げた通り、CPUクーラー選びは <strong>「冷却性能・静音性・ケースとの相性」</strong> の3点で決まります。</p>



<h3 class="wp-block-heading"><span id="toc7">■① 冷却性能（TDP・CPUの発熱に合わせる）</span></h3>



<p class="wp-block-paragraph">CPUごとに発熱量が異なるため、クーラーの性能を合わせる必要があります。</p>



<ul class="wp-block-list is-style-border-radius-l-double has-border is-style-icon-list-check has-list-style">
<li>例：i7・Ryzen7以上 → <strong>240mm以上の水冷 or 大型空冷</strong> が安定<br>→CPUが高性能になるほど発熱も大きくなるため高性能クーラーが必要。</li>



<li>例：i5・Ryzen5 → <strong>中型空冷</strong> で十分<br>→クーラーの性能が高いに越したことはないがオーバースペックは無駄になる。</li>



<li>例：i3やRyzen3等の低発熱CPU → <strong>小型空冷</strong> でOK<br>→高性能クーラーはオーバースペックになるためその分の予算を他に充てた方が良い。</li>
</ul>



<div class="wp-block-cocoon-blocks-balloon-ex-box-1 speech-wrap sb-id-14 sbs-think sbp-r sbis-cb cf block-box not-nested-style cocoon-block-balloon"><div class="speech-person"><figure class="speech-icon"><img decoding="async" src="https://yoshy-gadget-recommendation.com/wp-content/uploads/2025/06/swallow.jpg" alt="おともだち" class="speech-icon-image"/></figure><div class="speech-name">おともだち</div></div><div class="speech-balloon">
<p class="wp-block-paragraph">特に夏場や長時間のゲームでは冷却性能の差が体感レベルで変わるよ！</p>
</div></div>



<h3 class="wp-block-heading"><span id="toc8">■② 静音性（ファン数・回転数）</span></h3>



<p class="wp-block-paragraph">静音性はファンのサイズと回転数で大きく変わります。</p>



<ul class="wp-block-list is-style-border-radius-l-double has-border is-style-icon-list-check has-list-style">
<li>ファン径が大きいほど静か<br>→同じ回転数でもより多くの風を送れる＝回転数を抑えられる。</li>



<li>水冷はポンプ音+ラジエーターファンのサイズと数も確認<br>→最近の有名メーカーのポンプは無音に近いものが多く、そこまで気にする必要はありませんが、念のため確認。<br>また、ラジエーターも空冷同様ファンが大きい・多いものは同じ風量で回転数を抑えることができて静音に有利。</li>
</ul>



<div class="wp-block-cocoon-blocks-balloon-ex-box-1 speech-wrap sb-id-13 sbs-think sbp-l sbis-cb cf block-box not-nested-style cocoon-block-balloon"><div class="speech-person"><figure class="speech-icon"><img decoding="async" src="https://yoshy-gadget-recommendation.com/wp-content/uploads/2025/07/sneki-snake.jpg" alt="ヨッシー" class="speech-icon-image"/></figure><div class="speech-name">ヨッシー</div></div><div class="speech-balloon">
<p class="wp-block-paragraph">静音PCを目指すなら、ファンの仕様は必ず確認したいポイントだね！</p>
</div></div>



<h3 class="wp-block-heading"><span id="toc9">■③ ケースとの相性（高さ・ラジエーター搭載位置）</span></h3>



<p class="wp-block-paragraph">ここをミスると<strong>「ケースに入らない」</strong>という悲劇が起きます。</p>



<ul class="wp-block-list is-style-border-radius-l-double has-border is-style-icon-list-check has-list-style">
<li>空冷：高さ（例：155mmまで）<br>→ケースのスペック表に明記されているため空冷クーラーの場合は必ず確認。<br>ここが合わないとケースのサイドパネル等が閉まらなくなってしまう。</li>



<li>水冷：対応ラジエーターサイズ(例：240mm/360mm/420mm 等)<br>→こちらもケースのスペック表に明記されているため水冷の場合は必ず確認。<br>GPUも水冷にしたい場合は搭載予定の場所の搭載可能サイズを確認しておくと安心。</li>
</ul>



<div class="wp-block-cocoon-blocks-balloon-ex-box-1 speech-wrap sb-id-14 sbs-think sbp-r sbis-cb cf block-box not-nested-style cocoon-block-balloon"><div class="speech-person"><figure class="speech-icon"><img decoding="async" src="https://yoshy-gadget-recommendation.com/wp-content/uploads/2025/06/swallow.jpg" alt="おともだち" class="speech-icon-image"/></figure><div class="speech-name">おともだち</div></div><div class="speech-balloon">
<p class="wp-block-paragraph">ケースのスペック表を必ず確認しよう！</p>
</div></div>



<h2 class="wp-block-heading"><span id="toc10">4. CPUグリスの役割</span></h2>



<p class="wp-block-paragraph">CPUグリスは、CPUとクーラーの<strong>“目に見えない微細な隙間”</strong>を埋めて熱を効率よく伝えるための重要な素材。</p>



<div class="wp-block-cocoon-blocks-balloon-ex-box-1 speech-wrap sb-id-13 sbs-think sbp-l sbis-cb cf block-box not-nested-style cocoon-block-balloon"><div class="speech-person"><figure class="speech-icon"><img decoding="async" src="https://yoshy-gadget-recommendation.com/wp-content/uploads/2025/07/sneki-snake.jpg" alt="ヨッシー" class="speech-icon-image"/></figure><div class="speech-name">ヨッシー</div></div><div class="speech-balloon">
<p class="wp-block-paragraph">冷却性能の土台になる部分なので、軽視できないね！</p>
</div></div>



<figure class="wp-block-image size-full"><img loading="lazy" decoding="async" width="782" height="323" src="https://yoshy-gadget-recommendation.com/wp-content/uploads/2026/08/image-1.png" alt="" class="wp-image-17177" srcset="https://yoshy-gadget-recommendation.com/wp-content/uploads/2026/08/image-1.png 782w, https://yoshy-gadget-recommendation.com/wp-content/uploads/2026/08/image-1-300x124.png 300w, https://yoshy-gadget-recommendation.com/wp-content/uploads/2026/08/image-1-767x317.png 767w" sizes="(max-width: 782px) 100vw, 782px" /></figure>



<ul class="wp-block-list has-watery-green-background-color has-background is-style-blank-box-green has-border is-style-icon-list-circle has-list-style">
<li><strong>CPUとクーラーの隙間を埋めて熱を伝える“架け橋”</strong></li>



<li>グリスがないと熱が伝わらず、温度が大幅に上昇</li>



<li>空冷は付属グリスが多い</li>



<li>水冷はプリコート（塗布済み）が多い</li>



<li>高性能を求めるなら別途購入も選択肢</li>
</ul>



<p class="wp-block-paragraph">グリスが無いとクーラー側とCPU側の金属同士は完全に密着できないため、隙間に空気が入り、熱が伝わりにくく、クーラーの冷却性能を発揮できない。<br>→グリスがあるだけで冷却性能が大きく変わり、熱暴走を防ぐ役割を持つ。</p>



<div class="wp-block-cocoon-blocks-balloon-ex-box-1 speech-wrap sb-id-14 sbs-think sbp-r sbis-cb cf block-box not-nested-style cocoon-block-balloon"><div class="speech-person"><figure class="speech-icon"><img decoding="async" src="https://yoshy-gadget-recommendation.com/wp-content/uploads/2025/06/swallow.jpg" alt="おともだち" class="speech-icon-image"/></figure><div class="speech-name">おともだち</div></div><div class="speech-balloon">
<p class="wp-block-paragraph">縁の下の力持ちだね！</p>
</div></div>



<h2 id="5" class="wp-block-heading"><span id="toc11">5. グリスの塗り方</span></h2>



<p class="wp-block-paragraph">グリスはプリコートされているものはそのまま取り付けるだけですが、同梱のものや高性能なものを塗りたい場合は自身で塗布する必要があります。</p>



<div class="wp-block-cocoon-blocks-balloon-ex-box-1 speech-wrap sb-id-13 sbs-think sbp-l sbis-cb cf block-box not-nested-style cocoon-block-balloon"><div class="speech-person"><figure class="speech-icon"><img decoding="async" src="https://yoshy-gadget-recommendation.com/wp-content/uploads/2025/07/sneki-snake.jpg" alt="ヨッシー" class="speech-icon-image"/></figure><div class="speech-name">ヨッシー</div></div><div class="speech-balloon">
<p class="wp-block-paragraph">そこまで難しくはないよ！</p>
</div></div>



<ol start="1" class="wp-block-list is-style-blank-box-red has-border is-style-numeric-list-step has-list-style">
<li>CPU表面をアルコールで軽く拭く<br>→目に見えない汚れや残りのグリス(クーラー脱着の場合）を拭き取る。</li>



<li>CPU中央に米粒サイズまたは豆粒サイズのグリスを置く<br>→いくつかやり方があるがインテル推奨がこの方式(下記にて他の方式も解説)<br>※置きすぎは厳禁(冷却性能が上がるわけでもなく、はみだしの原因になるため）</li>



<li>クーラーを真上からゆっくり圧着<br>→CPUとクーラーでつぶされて自然にグリスが伸びていく。</li>



<li>グリスがCPUからはみ出していないか確認(微量であればOK)<br>→グリスのはみだしが多い場合塗布量が多いため、作業を1からやり直し</li>
</ol>



<p class="wp-block-paragraph"><a rel="noopener" href="https://www.intel.co.jp/content/www/jp/ja/gaming/resources/how-to-apply-thermal-paste.html" target="_blank">👉インテル公式サイトへ【放熱グリスの塗り方】</a></p>



<div class="wp-block-cocoon-blocks-balloon-ex-box-1 speech-wrap sb-id-14 sbs-think sbp-r sbis-cb cf block-box not-nested-style cocoon-block-balloon"><div class="speech-person"><figure class="speech-icon"><img decoding="async" src="https://yoshy-gadget-recommendation.com/wp-content/uploads/2025/06/swallow.jpg" alt="おともだち" class="speech-icon-image"/></figure><div class="speech-name">おともだち</div></div><div class="speech-balloon">
<p class="wp-block-paragraph">この方法が最もムラが出にくく初心者でも失敗しにくいよ！</p>
</div></div>



<div class="wp-block-cocoon-blocks-tab-caption-box-1 tab-caption-box block-box has-background has-border-color has-watery-blue-background-color has-indigo-border-color not-nested-style cocoon-block-tab-caption-box" style="--cocoon-custom-background-color:#f3fafe;--cocoon-custom-border-color:#1e50a2"><div class="tab-caption-box-label block-box-label box-label fab-file-text"><span class="tab-caption-box-label-text block-box-label-text box-label-text">関連記事</span></div><div class="tab-caption-box-content block-box-content box-content">
<p class="wp-block-paragraph">他の方法に関してはCPUグリスの記事で解説</p>



<p class="wp-block-paragraph"><a href="https://yoshy-gadget-recommendation.com/cpu-thermal-paste/" target="_blank">👉CPUグリス解説記事はこちら</a></p>
</div></div>



<h2 class="wp-block-heading"><span id="toc12">6. よくある失敗と対策（FAQ）</span></h2>



<p class="wp-block-paragraph">CPUクーラー選びや取り付けは、初心者がつまずきやすい“落とし穴”がいくつかあります。<br>ここでは、特に多い失敗とその対策を <strong>理由つきでわかりやすく</strong> まとめました。</p>



<div class="wp-block-cocoon-blocks-balloon-ex-box-1 speech-wrap sb-id-13 sbs-think sbp-l sbis-cb cf block-box not-nested-style cocoon-block-balloon"><div class="speech-person"><figure class="speech-icon"><img decoding="async" src="https://yoshy-gadget-recommendation.com/wp-content/uploads/2025/07/sneki-snake.jpg" alt="ヨッシー" class="speech-icon-image"/></figure><div class="speech-name">ヨッシー</div></div><div class="speech-balloon">
<p class="wp-block-paragraph">失敗しないように確認しておこう！</p>
</div></div>



<h3 class="wp-block-heading"><span id="toc13">① 水冷＝必ず静かと思い込む（ポンプ音の存在）</span></h3>



<p class="wp-block-paragraph"><strong>よくある誤解：</strong>「水冷は静音」というイメージだけで選んでしまう。</p>



<p class="wp-block-paragraph"><strong>実際は：</strong> 水冷には <strong>ポンプ音</strong> があり、モデルによってはファンより気になることもある。<br>ポンプ音は有名メーカーであれば基本無音に近いためそこまで気にする必要はない。<br>ラジエーターファンも高回転になれば音はするため静音重視なら大型空冷のほうが静かな場合もある。</p>



<div class="wp-block-cocoon-blocks-tab-caption-box-1 tab-caption-box block-box has-background has-border-color has-watery-blue-background-color has-indigo-border-color not-nested-style cocoon-block-tab-caption-box" style="--cocoon-custom-background-color:#f3fafe;--cocoon-custom-border-color:#1e50a2"><div class="tab-caption-box-label block-box-label box-label fab-check"><span class="tab-caption-box-label-text block-box-label-text box-label-text"><strong>対策</strong></span></div><div class="tab-caption-box-content block-box-content box-content">
<ul class="wp-block-list is-style-icon-list-check has-list-style">
<li>レビューで<strong>“ポンプ音”</strong>の評価を必ず確認</li>



<li>大型ラジエーターの物を選ぶ</li>



<li>有名メーカーの物を選ぶ</li>
</ul>
</div></div>



<div class="wp-block-cocoon-blocks-tab-caption-box-1 tab-caption-box block-box has-background has-border-color has-watery-blue-background-color has-teal-border-color not-nested-style cocoon-block-tab-caption-box" style="--cocoon-custom-background-color:#f3fafe;--cocoon-custom-border-color:#007b43"><div class="tab-caption-box-label block-box-label box-label fab-lightbulb"><span class="tab-caption-box-label-text block-box-label-text box-label-text"><strong>ポイント</strong></span></div><div class="tab-caption-box-content block-box-content box-content">
<p class="wp-block-paragraph">静音性は<strong>“水冷＝正義”</strong>ではなく、製品差が大きい。<br>→コルセアやクーラーマスター等の有名メーカーであれば無音に近いモデルが多いため有名メーカーが安心。</p>
</div></div>



<div class="wp-block-cocoon-blocks-balloon-ex-box-1 speech-wrap sb-id-14 sbs-think sbp-r sbis-cb cf block-box not-nested-style cocoon-block-balloon"><div class="speech-person"><figure class="speech-icon"><img decoding="async" src="https://yoshy-gadget-recommendation.com/wp-content/uploads/2025/06/swallow.jpg" alt="おともだち" class="speech-icon-image"/></figure><div class="speech-name">おともだち</div></div><div class="speech-balloon">
<p class="wp-block-paragraph">有名メーカーのラジエーターが大きいものを選ぶと安心！</p>
</div></div>



<h3 class="wp-block-heading"><span id="toc14">② 空冷＝ハイエンドCPUに不向きと思う（大型空冷の実力）</span></h3>



<p class="wp-block-paragraph"><strong>よくある誤解：</strong> 「ハイエンドCPUには水冷一択」と思い込む。</p>



<p class="wp-block-paragraph"><strong>実際は：</strong> 大型空冷はヒートシンクの熱容量が大きく、<strong>水冷に匹敵する冷却性能</strong>を持つモデルも多い。</p>



<div class="wp-block-cocoon-blocks-tab-caption-box-1 tab-caption-box block-box has-background has-border-color has-watery-blue-background-color has-indigo-border-color not-nested-style cocoon-block-tab-caption-box" style="--cocoon-custom-background-color:#f3fafe;--cocoon-custom-border-color:#1e50a2"><div class="tab-caption-box-label block-box-label box-label fab-check"><span class="tab-caption-box-label-text block-box-label-text box-label-text"><strong>対策</strong></span></div><div class="tab-caption-box-content block-box-content box-content">
<ul class="wp-block-list is-style-icon-list-check has-list-style">
<li>ハイエンドCPUでも<strong>“大型空冷”</strong>を候補に入れる</li>



<li>ケースに入るか（高さ）を必ず確認</li>



<li>長期運用なら構造が単純な分、空冷のほうが故障リスクが低い</li>
</ul>
</div></div>



<div class="wp-block-cocoon-blocks-tab-caption-box-1 tab-caption-box block-box has-background has-border-color has-watery-blue-background-color has-teal-border-color not-nested-style cocoon-block-tab-caption-box" style="--cocoon-custom-background-color:#f3fafe;--cocoon-custom-border-color:#007b43"><div class="tab-caption-box-label block-box-label box-label fab-lightbulb"><span class="tab-caption-box-label-text block-box-label-text box-label-text"><strong>ポイント</strong></span></div><div class="tab-caption-box-content block-box-content box-content">
<p class="wp-block-paragraph">空冷は<strong>“弱い”</strong>のではなく、<strong>サイズと構造で性能が大きく変わる</strong>。</p>
</div></div>



<div class="wp-block-cocoon-blocks-balloon-ex-box-1 speech-wrap sb-id-13 sbs-think sbp-l sbis-cb cf block-box not-nested-style cocoon-block-balloon"><div class="speech-person"><figure class="speech-icon"><img decoding="async" src="https://yoshy-gadget-recommendation.com/wp-content/uploads/2025/07/sneki-snake.jpg" alt="ヨッシー" class="speech-icon-image"/></figure><div class="speech-name">ヨッシー</div></div><div class="speech-balloon">
<p class="wp-block-paragraph">有名メーカーのラジエーターが大きいものを選ぼう！</p>
</div></div>



<h3 class="wp-block-heading"><span id="toc15">③ ケースとの相性を確認しない（入らない問題）</span></h3>



<p class="wp-block-paragraph"><strong>よくある失敗：</strong> 「冷えそうだから買ったのに、ケースに入らない…」</p>



<div class="wp-block-cocoon-blocks-tab-caption-box-1 tab-caption-box block-box has-background has-border-color has-watery-blue-background-color has-indigo-border-color not-nested-style cocoon-block-tab-caption-box" style="--cocoon-custom-background-color:#f3fafe;--cocoon-custom-border-color:#1e50a2"><div class="tab-caption-box-label block-box-label box-label fab-check"><span class="tab-caption-box-label-text block-box-label-text box-label-text"><strong>対策</strong></span></div><div class="tab-caption-box-content block-box-content box-content">
<ul class="wp-block-list is-style-icon-list-check has-list-style">
<li>空冷：クーラーの高さ（例：155mmまで）</li>



<li>水冷：ラジエーターのサイズ（240mm/360mm）</li>



<li>ケースの<strong>“対応表”</strong>を必ずチェック</li>
</ul>
</div></div>



<div class="wp-block-cocoon-blocks-tab-caption-box-1 tab-caption-box block-box has-background has-border-color has-watery-blue-background-color has-teal-border-color not-nested-style cocoon-block-tab-caption-box" style="--cocoon-custom-background-color:#f3fafe;--cocoon-custom-border-color:#007b43"><div class="tab-caption-box-label block-box-label box-label fab-lightbulb"><span class="tab-caption-box-label-text block-box-label-text box-label-text"><strong>ポイント</strong></span></div><div class="tab-caption-box-content block-box-content box-content">
<p class="wp-block-paragraph">冷却性能より前に、<strong>物理的に入るかどうかが最重要。</strong></p>
</div></div>



<div class="wp-block-cocoon-blocks-balloon-ex-box-1 speech-wrap sb-id-14 sbs-think sbp-r sbis-cb cf block-box not-nested-style cocoon-block-balloon"><div class="speech-person"><figure class="speech-icon"><img decoding="async" src="https://yoshy-gadget-recommendation.com/wp-content/uploads/2025/06/swallow.jpg" alt="おともだち" class="speech-icon-image"/></figure><div class="speech-name">おともだち</div></div><div class="speech-balloon">
<p class="wp-block-paragraph">ケースサイズとクーラーは一緒に確認しよう！</p>
</div></div>



<h3 class="wp-block-heading"><span id="toc16">④ グリスを塗りすぎる（冷えなくなる）</span></h3>



<p class="wp-block-paragraph"><strong>よくある誤解：</strong> 「たくさん塗ったほうが冷える」と思い込んでしまう。</p>



<p class="wp-block-paragraph"><strong>実際は：</strong> 厚塗りしたグリスが <strong>熱の通り道を遠回りさせてしまい、逆に冷えなくなる。</strong></p>



<p class="wp-block-paragraph"></p>



<div class="wp-block-cocoon-blocks-tab-caption-box-1 tab-caption-box block-box has-background has-border-color has-watery-blue-background-color has-indigo-border-color not-nested-style cocoon-block-tab-caption-box" style="--cocoon-custom-background-color:#f3fafe;--cocoon-custom-border-color:#1e50a2"><div class="tab-caption-box-label block-box-label box-label fab-check"><span class="tab-caption-box-label-text block-box-label-text box-label-text"><strong>対策</strong></span></div><div class="tab-caption-box-content block-box-content box-content">
<ul class="wp-block-list is-style-icon-list-check has-list-style">
<li>米粒サイズを中央に置く</li>



<li>クーラーの圧で自然に広げる</li>



<li>塗りすぎないように注意（薄く均一が正解）</li>
</ul>
</div></div>



<div class="wp-block-cocoon-blocks-tab-caption-box-1 tab-caption-box block-box has-background has-border-color has-watery-blue-background-color has-teal-border-color not-nested-style cocoon-block-tab-caption-box" style="--cocoon-custom-background-color:#f3fafe;--cocoon-custom-border-color:#007b43"><div class="tab-caption-box-label block-box-label box-label fab-lightbulb"><span class="tab-caption-box-label-text block-box-label-text box-label-text"><strong>ポイント</strong></span></div><div class="tab-caption-box-content block-box-content box-content">
<p class="wp-block-paragraph">グリスは<strong>“隙間を埋める薄い膜”</strong>であれば十分。<br>→グリスも金属に比べると熱伝導率は大きく劣るため、グリスを分厚くしすぎてCPUとクーラーの距離を離さないようにする。</p>
</div></div>



<div class="wp-block-cocoon-blocks-balloon-ex-box-1 speech-wrap sb-id-13 sbs-think sbp-l sbis-cb cf block-box not-nested-style cocoon-block-balloon"><div class="speech-person"><figure class="speech-icon"><img decoding="async" src="https://yoshy-gadget-recommendation.com/wp-content/uploads/2025/07/sneki-snake.jpg" alt="ヨッシー" class="speech-icon-image"/></figure><div class="speech-name">ヨッシー</div></div><div class="speech-balloon">
<p class="wp-block-paragraph">グリスは最小限って覚えておこう！</p>
</div></div>



<p class="wp-block-paragraph"><strong><a href="#5">👉グリスの塗り方パートまで戻る</a></strong></p>



<h3 class="wp-block-heading"><span id="toc17">⑤ ファンの向きを間違える（風向きの逆流）</span></h3>



<p class="wp-block-paragraph"><strong>よくある失敗：</strong> 吸気と排気が逆になり、ケース内の空気が循環しない。<br>→水冷でも空冷でも同じことが言える</p>



<p class="wp-block-paragraph"></p>



<div class="wp-block-cocoon-blocks-tab-caption-box-1 tab-caption-box block-box has-background has-border-color has-watery-blue-background-color has-indigo-border-color not-nested-style cocoon-block-tab-caption-box" style="--cocoon-custom-background-color:#f3fafe;--cocoon-custom-border-color:#1e50a2"><div class="tab-caption-box-label block-box-label box-label fab-check"><span class="tab-caption-box-label-text block-box-label-text box-label-text"><strong>対策</strong></span></div><div class="tab-caption-box-content block-box-content box-content">
<ul class="wp-block-list is-style-icon-list-check has-list-style">
<li>ファンの<strong>“矢印”</strong>等で風向きを確認</li>



<li>クーラーの風向きとケースの流れを合わせる<br>→ケースファンは前面＝吸気、背面・上面＝排気が基本</li>



<li>空冷：前から後ろに向かって流れように(サイドフローの場合)</li>



<li>水冷：ラジエーターはフロントサイドor天面で排気が基本<br>→吸気にしてしまうと暖かい空気がケース内に侵入してしまう。</li>
</ul>
</div></div>



<p class="wp-block-paragraph"></p>



<div class="wp-block-cocoon-blocks-tab-caption-box-1 tab-caption-box block-box has-background has-border-color has-watery-blue-background-color has-teal-border-color not-nested-style cocoon-block-tab-caption-box" style="--cocoon-custom-background-color:#f3fafe;--cocoon-custom-border-color:#007b43"><div class="tab-caption-box-label block-box-label box-label fab-lightbulb"><span class="tab-caption-box-label-text block-box-label-text box-label-text"><strong>ポイント</strong></span></div><div class="tab-caption-box-content block-box-content box-content">
<p class="wp-block-paragraph">冷却は<strong>“風の流れ”</strong>が命。向きが合わないと性能が半減する。</p>
</div></div>



<div class="wp-block-cocoon-blocks-balloon-ex-box-1 speech-wrap sb-id-14 sbs-think sbp-r sbis-cb cf block-box not-nested-style cocoon-block-balloon"><div class="speech-person"><figure class="speech-icon"><img decoding="async" src="https://yoshy-gadget-recommendation.com/wp-content/uploads/2025/06/swallow.jpg" alt="おともだち" class="speech-icon-image"/></figure><div class="speech-name">おともだち</div></div><div class="speech-balloon">
<p class="wp-block-paragraph">グリスは最小限って覚えておこう！</p>
</div></div>



<h2 class="wp-block-heading"><span id="toc18">🧊 まとめ：CPUクーラー選びは“3つの基準”で迷わなくなる</span></h2>



<p class="wp-block-paragraph">本記事では、CPUクーラーの役割から空冷・水冷の違い、選び方、グリスの重要性、そして初心者がつまずきやすいポイントまでを総合的に解説しました。</p>



<p class="wp-block-paragraph">CPUクーラー選びで大切なのは、 <strong>「冷却性能」「静音性」「ケースとの相性」</strong> の3点だけ。</p>



<p class="wp-block-paragraph">この3つを押さえておけば、 どんなPCでも <strong>熱暴走を防ぎ、安定したパフォーマンスを発揮できる冷却環境</strong> を作れます。</p>



<div class="wp-block-cocoon-blocks-balloon-ex-box-1 speech-wrap sb-id-13 sbs-think sbp-l sbis-cb cf block-box not-nested-style cocoon-block-balloon"><div class="speech-person"><figure class="speech-icon"><img decoding="async" src="https://yoshy-gadget-recommendation.com/wp-content/uploads/2025/07/sneki-snake.jpg" alt="ヨッシー" class="speech-icon-image"/></figure><div class="speech-name">ヨッシー</div></div><div class="speech-balloon">
<p class="wp-block-paragraph">ポイントはたった3つだけ！</p>
</div></div>



<p class="wp-block-paragraph">空冷はコスパと扱いやすさが魅力で、 水冷は高冷却・静音性に優れ、 CPUグリスは“熱を伝える架け橋”として冷却の土台を支えます。</p>



<p class="wp-block-paragraph">あなたのPCが本来の性能をしっかり発揮できるよう、 ぜひ今回の内容を参考に、最適なCPUクーラーを選んでみてください。</p>



<div class="wp-block-cocoon-blocks-balloon-ex-box-1 speech-wrap sb-id-14 sbs-think sbp-r sbis-cb cf block-box not-nested-style cocoon-block-balloon"><div class="speech-person"><figure class="speech-icon"><img decoding="async" src="https://yoshy-gadget-recommendation.com/wp-content/uploads/2025/06/swallow.jpg" alt="おともだち" class="speech-icon-image"/></figure><div class="speech-name">おともだち</div></div><div class="speech-balloon">
<p class="wp-block-paragraph">ここを押さえれば、PCはずっと快適に動いてくれるよ！</p>
</div></div>



<p class="has-text-align-center wp-block-paragraph"><strong>✨関連記事</strong></p>



<div class="wp-block-cocoon-blocks-tab-caption-box-1 tab-caption-box block-box has-background has-border-color has-watery-blue-background-color has-indigo-border-color not-nested-style cocoon-block-tab-caption-box" style="--cocoon-custom-background-color:#f3fafe;--cocoon-custom-border-color:#1e50a2"><div class="tab-caption-box-label block-box-label box-label fab-lightbulb"><span class="tab-caption-box-label-text block-box-label-text box-label-text"><strong>その他自作PCパーツに関してはこちら</strong></span></div><div class="tab-caption-box-content block-box-content box-content">
<ul class="wp-block-list is-style-icon-list-circle has-list-style">
<li><a href="https://yoshy-gadget-recommendation.com/custom-pc-parts/" target="_blank"><strong>🖥 自作PCに必要な8つの基本パーツ</strong></a></li>



<li><strong><a href="https://yoshy-gadget-recommendation.com/pc-case/" target="_blank">🖥️ PCケースの役割と選び方</a></strong>
<ul class="wp-block-list">
<li><a title="" href="https://yoshy-gadget-recommendation.com/pc-case-slim/" target="_blank"><strong>👉スリム型ケース解説記事</strong></a></li>



<li><a title="" href="https://yoshy-gadget-recommendation.com/pc-case-mini-tower/" target="_blank"><strong>👉ミニタワーケース解説記事</strong></a></li>



<li><a title="" href="https://yoshy-gadget-recommendation.com/pc-case-mid-tower/" target="_blank"><strong>👉ミドルタワーケース解説記事</strong></a></li>



<li><strong><a href="https://yoshy-gadget-recommendation.com/pc-case-full-tower/" target="_blank">👉フルタワーケース解説記事</a></strong></li>
</ul>
</li>



<li><strong><a href="https://yoshy-gadget-recommendation.com/os/" target="_blank">🧩 OSに関してはこちら</a></strong></li>



<li><a href="https://yoshy-gadget-recommendation.com/cpu/" target="_blank">🧠 <strong>CPUの種類と選び方（Intel / AMD比較）</strong></a></li>



<li><a href="https://yoshy-gadget-recommendation.com/cpu-thermal-paste/" target="_blank">💉 <strong>CPUグリスの選び方と塗り方</strong></a></li>



<li><a href="https://yoshy-gadget-recommendation.com/gpu/" target="_blank">🎮 <strong>グラフィックボード（GPU）の選び方</strong></a></li>
</ul>
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<div class="wp-block-cocoon-blocks-caption-box-1 caption-box block-box has-background has-border-color has-watery-red-background-color has-deep-orange-border-color not-nested-style cocoon-block-caption-box" style="--cocoon-custom-background-color:#fdf2f2;--cocoon-custom-border-color:#ea5506"><div class="caption-box-label block-box-label box-label"><span class="caption-box-label-text block-box-label-text box-label-text"><strong>💡自作が難しいと感じた方はBTOもオススメ！</strong></span></div><div class="caption-box-content block-box-content box-content">
<p class="has-text-align-left wp-block-paragraph"><a href="https://px.a8.net/svt/ejp?a8mat=4BA39D+7OUL2Q+34WQ+5YJRM"><strong>👉BTOパソコンのサイコム</strong></a></p>



<p class="has-text-align-left wp-block-paragraph"><a href="https://px.a8.net/svt/ejp?a8mat=4BA39D+7PG0OI+5HXK+5YJRM"><strong>👉SNSで話題沸騰！BTOゲーミングPCの【MDL】</strong></a></p>



<div class="wp-block-cocoon-blocks-tab-caption-box-1 tab-caption-box block-box has-background has-border-color has-watery-blue-background-color has-purple-border-color not-nested-style cocoon-block-tab-caption-box" style="--cocoon-custom-background-color:#f3fafe;--cocoon-custom-border-color:#884898"><div class="tab-caption-box-label block-box-label box-label fab-info-circle"><span class="tab-caption-box-label-text block-box-label-text box-label-text"><strong>BTO</strong>とは？</span></div><div class="tab-caption-box-content block-box-content box-content">
<p class="wp-block-paragraph"><strong>BTO（Build To Order）とは、注文を受けてからパーツを組み立てる方式のPCのこと。</strong> CPU・GPU・メモリなどを好みに合わせて選べるため、既製品よりも自分の用途に合ったスペックで購入できる。</p>
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