Appropriate 24/7 Temps for 7950

N4g4rok

Senior member
Sep 21, 2011
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Right now i've got it clocked up to 1000/1475 and it likes to hover around 57C pushing 3 monitors in a 21C room.

What's the highest temperature these things could sit at? If it runs at 57-60C for 8-12 hours a day, what are the odds i'll have to replace it in the near future?
 

chimaxi83

Diamond Member
May 18, 2003
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You're not actually worried about 57-60C, are you? You could probably push that card at 90-100C and never have any issues, outside of a loud card. 57-60C at load are great temperatures.
 

aaksheytalwar

Diamond Member
Feb 17, 2012
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You're not actually worried about 57-60C, are you? You could probably push that card at 90-100C and never have any issues, outside of a loud card. 57-60C at load are great temperatures.

Wrong. The ideal for a 7900 card is 60-70C max if not overclocked.

If you wish to overclock high enough I would stay 50-60C is fine.

7900 heat much less than previous cards and have a much lower tolerance as well unlike 6900s which were fine at 90C.

57C is fine. Though I dunno if it will last more than 1-2 years if you run it at that temp full load 24x7. It may, but I don't know that. But for load usage it is absolutely perfect even for several hours a day for a few years at least.

On the back of the box Amd doesn't recommend more than 70C at full load for 24x7 even under full old even in theoretical conditions. Which in real life should mean 2-3 years of life at least.
 

N4g4rok

Senior member
Sep 21, 2011
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The overclock isn't perfectly stable and i'm trying to work out a few bugs as to why. I saw it was nearing 60C and wasn't sure what these can sit at for extended periods if time.

I mostly remembered my older Cypress based GPUs having problems at 50-55C, so i wasn't sure if that was the culprit. mind you, these were 5830s.

If i can keep the 7950 running at that pace until the next generation of GPUs, i'll be happy. Not to say i won't try to push it further in the very near future.
 

thilanliyan

Lifer
Jun 21, 2005
12,040
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Is that 60C at idle? Or load? 60C at load on air cooling is amazing. I get about 55C at load on watercooling (25C ambient) with my 7950.
 

N4g4rok

Senior member
Sep 21, 2011
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That's 60C running three monitors during work. Running Skyrim in windowed mode pushed it up to 65-68C.
 

Zxian

Senior member
May 26, 2011
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My Sapphire 7950 has some odd idle temperature behaviour, and I haven't really bothered to figure out why. I'm also driving three monitors (one DVI, two DP) and when I first boot up, the idle temperatures usually sit around 40C. When I load up something like Skyrim or other graphics programs, the temperatures rise to about 75-80C. After closing the game idle temperatures rarely drop below 55C again (but the fan speeds have dropped to their usual low speed idle state).