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Asus p3bf w/ PIII 450 Temp. Problems

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RichV

New Member
Joined
Jan 22, 2001
Just curious if anyone has experienced the same problems with cooling this thing down. Reported cpu temps as high 121c currently using peiltier cooling and have to set cpu @ 300mhz just keep it below 100c and stable. If I just increase to 450 mhz system locksup. Any suggestions would be greatly appreciated Asus has been totally useless in addressing this issue.
 
What voltage is going to the CPU?
I have my P3 450 @ 558 default voltage and at 24C idle and 30C under load with a cheapy HSF.
 
I have Vcore set @ 2.02 . On bootup today MB temp.
21c ,cpu temp. 51c quickly jumping to 61c. I took the
cpu back to local reseller to have it checked on had
temp readings @ 31c with junk heatsink & fan. EM asus got the same generic anwser they give everybody. It's been a nightmare the biggest reason
I bought this MB & CPu is for the O/C capabilties. So now I'm Screwed with something that doesn't @ rated specs.
 
Where do you have the temp sensor on the cpu HSF?
Do you have it between the CPU and the HSF?
It should be as NEAR the cpu but not between the cpu and the hsf.
Also make sure that the temp sensor is not causing the hsf to sit crooked on the cpu minimizing the contact area..

Just another thought...
 
Thanks for your input I do appreciate it. The best way
I can explain is temp. reported through the bios based upon the on die diode . I have no probe added between the cpu &HSF. Here's an asus tech's verson of whats happening. "The Pentium III processor incorporates an on-die diode that can be used to monitor the die temperature. The temperature reported in our P3B-F BIOS is based on the signal sent out from the on-die diode of the CPU to ASIC, so it is very accurate. Since Pentium III processor has a very high die temperature, it is important to use well-designed heatsink with good heat dissipation capability to ensure the temperature never exceeds the threshold set in the BIOS to avoid system warning and CPU throttling." I don't question this just the temp. readings I'm receiving. I've upgraded to the lastest bios which is supposed to correct this problem still no success. Before I retire this Cpu I'm going to try an Alpha Hsf. If anyone has any better suggestions please respond.
 
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