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Nvidia temperature jump
Hello, i have DELL N5110 with NVIDIA GT 525m video card.
Few months ago i notice that after 5-6 minutes playing (counter strike 1.6 for example) laptop turns off.
I started to monitor GPU temperature whicj was about 70 degrees and after 5-6 minutes it jumps to 95 degrees and than every second raises for 1 degree until it comes to 100 degrees and laptop shut down.
I changed thermal paste on CPU and GPU and cleaned fan!
Playing temperature was 64 degrees, but after 5-6 minutes temperature jumps again to 95 and soon laptop turns off.
I tried windows 7 and windows 8.1, i tried latest drivers and 1 year old drivers, the problem stays!
What could be the problem?
ejn63
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May 15th, 2016 08:00
It's time to replace the thermal compound under the heatsinks -- and clean out all the dust inside the system at the same time.
This is a major overhaul on this model - service manual below.
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The heatsink compound will dry out over time and once dry, no longer allows for efficient heat transfer away from the CPU and GPU.
stonemanhero
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May 15th, 2016 14:00
as i said i already do that
ejn63
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May 15th, 2016 14:00
Double check to make sure there is no air gap under the heatsink. Most of these are fitted with pads, not heatsink compound - if there's any air gap, it could easily explain the high temperature.
stonemanhero
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May 18th, 2016 02:00
I found that temperature jumps only when GPU work 100% and when that happens cooling system can't cooldown system anymore :(