機殼上方風扇位置 裝 or 不裝 ? - 3C

By Brianna
at 2019-07-19T19:58
at 2019-07-19T19:58
Table of Contents
網誌無廣告版 https://ohmy-bear.blogspot.com/2019/07/noctua-a12x25-3-or.html
PTT好讀版 https://www.ptt.cc/bbs/PC_Shopping/M.1563537513.A.34D.html
前篇請參考 https://www.ptt.cc/bbs/PC_Shopping/M.1563117196.A.A0E.html
這次依一些板友意見多做了兩組實驗
TEST 5-上方風扇1進氣1出氣。
https://i.imgur.com/xyg6nyR.jpg
TEST 6-上方風扇2進氣。
https://i.imgur.com/Q5IMLqJ.jpg
測試環境與方式與前次文章相同,但這邊補充說明一下幾個點
1.單燒CPU及雙燒CPU+GPU時,機殼風扇都是跑滿轉2000
2.單燒甜甜圈時機殼風扇轉速則是1200轉左右
3.只有這兩種設定是因為裝滿風扇連主板4p插槽都不夠了,哪來時間去設定每組風扇轉速
至於有板友說風扇也可依位置調整成不同轉速,個人覺得可能有差別但是需要深入研究且
花費的時間與結果很可能不成正比,請有興趣的自行去嘗試了。
測試過程略過,直接看結果圖表的部分,這次也順便把圖表長條名稱加上且去掉顯卡風扇
轉速%,應該更容易閱讀。
1.FPU
https://i.imgur.com/7ZFWzVj.jpg
2.FuMark
https://i.imgur.com/JOzvuQn.jpg
3.FPU+FuMark
https://i.imgur.com/1QYQWOT.jpg
就結果來看,上方風扇1進1出、2進與1出、2出比較,僅對CPU散熱較有幫助,對顯示卡散
熱幫助幾乎是0。
個人簡單的總結
較均衡的選擇應該是上方只裝1顆風扇出風,能幫助CPU(些許)及顯示卡(較明顯)散熱,花
費較低、防塵較容易,也較符合熱對流方向。
如果日常使用以CPU運算為主,可考慮用較大的正壓差幫助CPU散熱,但是上方風扇進氣的
話,防塵要比較費心。
有其他意見也歡迎交流!
順便補一個影片
Linus Tech Tips 1年多前做的實驗
機殼風扇全出風、全進風及進出均衡3種模式下,開機不關1年後的機殼內灰塵情況
https://www.youtube.com/watch?v=dLX54ounENY
看起來風扇配置沒有最佳的方式 都是各種優缺點在取捨
--
PTT好讀版 https://www.ptt.cc/bbs/PC_Shopping/M.1563537513.A.34D.html
前篇請參考 https://www.ptt.cc/bbs/PC_Shopping/M.1563117196.A.A0E.html
這次依一些板友意見多做了兩組實驗
TEST 5-上方風扇1進氣1出氣。
https://i.imgur.com/xyg6nyR.jpg
TEST 6-上方風扇2進氣。
https://i.imgur.com/Q5IMLqJ.jpg
測試環境與方式與前次文章相同,但這邊補充說明一下幾個點
1.單燒CPU及雙燒CPU+GPU時,機殼風扇都是跑滿轉2000
2.單燒甜甜圈時機殼風扇轉速則是1200轉左右
3.只有這兩種設定是因為裝滿風扇連主板4p插槽都不夠了,哪來時間去設定每組風扇轉速
至於有板友說風扇也可依位置調整成不同轉速,個人覺得可能有差別但是需要深入研究且
花費的時間與結果很可能不成正比,請有興趣的自行去嘗試了。
測試過程略過,直接看結果圖表的部分,這次也順便把圖表長條名稱加上且去掉顯卡風扇
轉速%,應該更容易閱讀。
1.FPU
https://i.imgur.com/7ZFWzVj.jpg
2.FuMark
https://i.imgur.com/JOzvuQn.jpg
3.FPU+FuMark
https://i.imgur.com/1QYQWOT.jpg
就結果來看,上方風扇1進1出、2進與1出、2出比較,僅對CPU散熱較有幫助,對顯示卡散
熱幫助幾乎是0。
個人簡單的總結
較均衡的選擇應該是上方只裝1顆風扇出風,能幫助CPU(些許)及顯示卡(較明顯)散熱,花
費較低、防塵較容易,也較符合熱對流方向。
如果日常使用以CPU運算為主,可考慮用較大的正壓差幫助CPU散熱,但是上方風扇進氣的
話,防塵要比較費心。
有其他意見也歡迎交流!
順便補一個影片
Linus Tech Tips 1年多前做的實驗
機殼風扇全出風、全進風及進出均衡3種模式下,開機不關1年後的機殼內灰塵情況
https://www.youtube.com/watch?v=dLX54ounENY
--
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