MAJOR heat Problem, P3 700E @ 466MHz using 12C coldplate and CPU is burning up!, Please HELP!

Madcowz

Platinum Member
Jul 23, 2000
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Okay after snapping the left tab for the heatsink retention clip on my Pentium 3 socket FCPGA board I bought a special clip that would fit all 4 tabs on the socket. Now that my coldplate from my renegade is secure on the CPU core I'm getting higher temperatures than ever! When I boot up it's about 200 F, and I can't even get it to boot at stock speed (700MHz)! It's now underclocked at 466MHz and remains around 125-140F!. When I had the coldplate flimsily rigged on w/ a rubber band before I bought the new clip I had it at 700MHz fine at about 105-130F... and before breaking the tab my setup ran fine at 1050MHz at about 70-85F! This is crazy I think my CPU must be somehow destroyed! With all the free time I had w/ the computer broken (w/ the snapped tab) I even modified my renegade to achieve even COOLER temperatures. The recorded temperatures on the Renagade hovers around 11-15 Celsius now, and before, unmodified w/ the 1050MHz setup it was around 19-29C! So why is my CPU like 50 times hotter at a MUCH lower speed when just as secure as it used to be and with better cooling? Could I have damage it? Any ideas or suggestions?
 

compman

Member
Oct 9, 1999
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If you are using a peltier cooler, it sounds like you reversed the wires and you have a heater instead of a cooler.
 

Madcowz

Platinum Member
Jul 23, 2000
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No I'm using a renegade case which contains a condensor and such and a coldplate which does NOT have a hot side. It is VERY COLD to the touch so I KNOW the problem can't be insufficient cooling and it appears to be very secure onto the core. I even redid the setup again and reapplied the arctic silver and it still won't boot at 700MHz, the stock speed. At 466MHz it starts out at about 200F and than stabilizes to about 120-150 in windows. I did notice the bios for my CUSL2 has been screwy the past few days and it's beta, but regardless my CPU is still burning up like a mofo
 

Madcowz

Platinum Member
Jul 23, 2000
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Oh and I forgot to mention, although I don't know if this makes any difference, that the edges of the CPU core are white and seem to be rounded a bit w/ the blue coloring chipped off... it doesn't appear to be serious and is hardly noticeable, but you never know!
 

scrubman

Senior member
Jul 6, 2000
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i dont know what all you are into for cooling but maybe its cool because the chip isnt touching the heatsink! :)

i would say (seriously) that you should put on a retail heatsink or comparible one and set it for the 700Mhz settings...

maybe flash the bios to a non-beta... good luck!
 

qiu

Member
Apr 6, 2000
168
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Ouch... change that cooler ASAP... get one that fits only two tabs+some thermal grease & it'll be OK