Overheating problem

littlebitstrouds

Senior member
Feb 17, 2003
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I have a Asus a7n8x deluxe board with a 2600+ chip in it running at stock speeds with a retail heatsink but out of no where it started having heat issues with it. I started up MBM5 and the cpu diode is reading upwards of 99c. I touched the heatsink and it's deffinatly reading right, I almost burned my finger. The fan is working and MBM5 reads the right voltage...

Any experience with this kind of problem?
 

amplemind

Member
Jul 9, 2005
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Make sure heatsink/thermal paste are applied/attached properly. Even stock fans are sub-60C at the most.

Are you overclocking?
 

littlebitstrouds

Senior member
Feb 17, 2003
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everything is running stock... the reason I don't think that it has anything to do with the heatsink is because the heat is actually passing through to the heatsink... hence why when I touch it, it's scorching hot.
 

The Pentium Guy

Diamond Member
Jan 15, 2005
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At 99C it shoudln't even run. Run Prime95 on smallFFT's for 3 hours and if you don't crash then you're NOT running at 99C.
But if you're running at a hot temp (60C) then possibly you've borked your temperature sensor --> try cleaning the dust off your heatsink.

-TPG
 

thecoolnessrune

Diamond Member
Jun 8, 2005
9,673
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Lol your sensor is screwy. At 99C you would have a stove, smell something burning, and have a complete meltdown. That's 210 degrees F. Thats only 75 degrees above normal. lol
 

icarus4586

Senior member
Jun 10, 2004
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Usually a hot heatsink (obviously, as long as it's not toooo hot) is actually good, it means your thermal interface is working and heat is flowing.
I'd suggest taking off the fan and sucking the dust out with a vacuum cleaner. Possibly try a new fan. If all that does nothing for your temp, I wouldn't really worry about it.
Usually 99C is the highest temp the sensor can read, so it might just be gummed up. I think the temp ceiling for Bartons and Thoroughbreds (not sure which the 2600 is) is somewhere around 85C. My guess is that the sensor's messed up.
 

littlebitstrouds

Senior member
Feb 17, 2003
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I say that it's at 99C I mean that that's the max I saw it at... it wavered around the 90's. I know that if I try and game with it, it'll crash real quick. This heatsink is hot to the touch... meaning that if I touch it for about .5 sec... it burns me enough that I have to pull my hand away. I'm going to take this heatsink off and clean it and add some artic silver 3 and see what that does.
 

MDE

Lifer
Jul 17, 2003
13,199
1
81
Cleaning off the thermal paste\pad and applying AS3 isn't going to help because what your problem seems to be is that your heatsink isn't getting enough airflow to dissipate the heat being transferred from the CPU. All reapplying the paste will do is help dump more heat into the heatsink. Either clean the dust out of the heatsink\fan or get a better heatsink.
 

mOeeOm

Platinum Member
Dec 27, 2004
2,588
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Originally posted by: littlebitstrouds
I have a Asus a7n8x deluxe board with a 2600+ chip in it running at stock speeds with a retail heatsink but out of no where it started having heat issues with it. I started up MBM5 and the cpu diode is reading upwards of 99c. I touched the heatsink and it's deffinatly reading right, I almost burned my finger. The fan is working and MBM5 reads the right voltage...

Any experience with this kind of problem?

Maybe you need a better heatsink? XP-90? XP-120? And make sure you use Arctic Silver 5.
 

MDE

Lifer
Jul 17, 2003
13,199
1
81
Originally posted by: littlebitstrouds
My problem is... why did the stock heatsink and fan work for so long and than out of no where... it doesn't suffice?

Dust?