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Radeon HD 4870 Fan Control Test

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Uploaded by on Jul 12, 2008

リファレンスデザイン採用のSapphire製Radeon HD 4870に搭載されているVGAクーラーのファンスピードと騒音を撮影してみました。温度計は排気口付近の放熱フィンに取り付けています。

ファンスピードの変更方法はこちらに詳しく掲載されています。
http://www.4gamer.net/games/045/G004578/20080708038/

なお、通常(Auto設定時)は20%前後で動作しているようです。

7/20 ファン回転数変更によるGPUコア温度の変化を検証しました。

http://materialistica.livedoor.biz/archives/51332151.html

・Radeon HD 4870 X2 FAN Control Test
http://jp.youtube.com/watch?v=fO5hxALNrew

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Top Comments

  • Oh my god, that was a huge temp decrease!

  • i dont like nviida

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All Comments (117)

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  • 0:40 And we have a take off

  • @viperlax and its louder than a jet

  • @mennogamer559 minimum 500w power suply

  • tHat was a critical temperature decrease o.O!

  • @MaceHitter minium 350 watts with a effencie of 80% a 250watt power suply cant handel it

  • Do i need 500 watt or can i just use 250watt .. my power supply

  • @xXxmidgexXx me too

  • Is this on load or idle? Sorry if it's in the description, I don't know what it says :/

  • 45 --- 68

  • ATI?

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