GTX 460 underclocked and still overheating

Vlad_911

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Oct 10, 2016
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I'm running my GTX 460 at about 640Mhz clock and 1350Mhz Memory clock and the voltage is down to about 860mV.

Still the temperature without any use is about 43ºC and with full use it goes up to 83ºC easily. The fan is at Max RPM.

I've already changed the thermal paste with Silver Arctic 5 and it only decreased the temperature about 3-5ºC.

What else can I do?

Thx in advance!
 


Download msi afterburner and see what the fans are running at when at that temp. Might be a fan issue.
 

Vlad_911

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Oct 10, 2016
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I've been using MSI Afterburner since I bought it and the fan is running at 100%. When I touch the actual fan on the card it seems to be working really hard.
 

Sinistercr0c

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Dec 16, 2012
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Sounds like the heatsink on the GPU is making a marginal connection with the chip. How much thermal paste did you use. Too much is as bad a too little. Thermal paste is really only meant to fill the tiny imperfections between the surface of the heatsink and GPU chip so that there are no air pockets (air is a bad thermal conductor). Having a lot of thermal paste squeezed out of the side of the connection point means you've used too much.

Have you made sure the heatsink is making a good connection with the chip? try tightening the screws down on the heatsink...but don't go mad! Other than this I'd suggest RMA'ing the card based on the poor temperatures.
 

Dooop805

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Nov 10, 2016
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do you have enough airflow in your case? if your GPU fans are just blowing the same stale hot air from in the case it doesn't matter how hard they work, you will have terrible temps. And if your CPU is on air it will suffer too... Get some air moving. Sounds like it just needs to breath. i have an exhaust fan right by my GPU and after hours i hit like 66. 83 isn't broken hot! ive had cases that just didn't breath and i had temps like that...
 

Vlad_911

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Oct 10, 2016
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I've put a big normal fan on the side of the tower blowing air into the components including the GPU and it helps a lot. It's made the temperature fall down from about 80's to 72 tops.
 

Vlad_911

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Oct 10, 2016
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What I'm curious about this GPU in particular is that the fan is offset to the side of the heatsink, it's not on top of it, like normal.

Why is it? I'm thinking of cutting a hole over the heatsink to get bette rcooling.
 

Dooop805

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Nov 10, 2016
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what 460 do you have. if you have a reference style cooler it relies on the shroud to direct the air out of the case others. Not so much for most partner cards as they come with aftermarket coolers.