CPU temp increase 40 -> 65C?

Archived from groups: alt.comp.hardware.pc-homebuilt (More info?)

ambient room temperature has remained the same?


"DaveH" <ddhartwick@IGIVEUPearthlink.net> wrote in message
news:1q92919ke86cc85l23fdha0uvbd72v7387@4ax.com...
> Epox 4PDA2+ rev 2.0
> P4 2.8
> Phoenix 12/25/03 bios
> 2 - 256 meg PC3200 crucial, dual channel
> Zalman CNPS7000Cu cooler
> Antec trupower 430 w psu
> Raid 0 36 gig Raptors
> Standard ram settings, no OC
>
> I happen to notice on boot that my CPU temp is hovering around 65 C. I
> never check temps so I don't know how long this has been the case.
> This machine had typically run CPU temps of ~40 C. Stable, runs
> normally, always has.
>
> The cooler feels about the same as I remember--barely warm. It can't
> be idling at ~65 C unless the arctic silver interface has somehow
> deteriorated and heat transfer has been compromised. I've not yet
> pulled the Zalman for inspection (nightmare installation), but screws
> are torqued.
>
> USDM shows no meaningful temp increase above a bouncing 65 C while
> forcing 100% CPU usage with prime95 + NAV scan. Coupled with the fact
> that this mobo is notorious for dodgy sensors, I'm guessing that the
> sensors have completely failed and producing nonsense, and that actual
> operational temps are probably normal. System temp remains stable at
> ~35 C. Comments? Oh yes, V I/O is ~ 2.75V, all others normal.
> Darned if I can find what normal V I/O is supposed to be.
> Dave
> [cross-posted to Epox group]
>
>

Archived from groups: alt.comp.hardware.pc-homebuilt (More info?)

Yes--I should have specified that the ambient temp has been a fairly
constant 70 F.

Additional note: Using CPU Burn-in v 1.0, USDM shows the temp
occasional peaking at 100 C.

Dave

>ambient room temperature has remained the same?
>
>
>"DaveH" <ddhartwick@IGIVEUPearthlink.net> wrote in message
>news:1q92919ke86cc85l23fdha0uvbd72v7387@4ax.com...
>> Epox 4PDA2+ rev 2.0
>> P4 2.8
>> Phoenix 12/25/03 bios
>> 2 - 256 meg PC3200 crucial, dual channel
>> Zalman CNPS7000Cu cooler
>> Antec trupower 430 w psu
>> Raid 0 36 gig Raptors
>> Standard ram settings, no OC
>>
>> I happen to notice on boot that my CPU temp is hovering around 65 C. I
>> never check temps so I don't know how long this has been the case.
>> This machine had typically run CPU temps of ~40 C. Stable, runs
>> normally, always has.
>>
>> The cooler feels about the same as I remember--barely warm. It can't
>> be idling at ~65 C unless the arctic silver interface has somehow
>> deteriorated and heat transfer has been compromised. I've not yet
>> pulled the Zalman for inspection (nightmare installation), but screws
>> are torqued.
>>
>> USDM shows no meaningful temp increase above a bouncing 65 C while
>> forcing 100% CPU usage with prime95 + NAV scan. Coupled with the fact
>> that this mobo is notorious for dodgy sensors, I'm guessing that the
>> sensors have completely failed and producing nonsense, and that actual
>> operational temps are probably normal. System temp remains stable at
>> ~35 C. Comments? Oh yes, V I/O is ~ 2.75V, all others normal.
>> Darned if I can find what normal V I/O is supposed to be.
>> Dave
>> [cross-posted to Epox group]
>>
>>
>