SL79L (Intel Pentium 4 3 GHz)

General information
TypeCPU / Microprocessor
FamilyIntel Pentium 4
Part numberBX80546PG3000E
BX890546PG3002E
RK80546PG0801M
Processor markings3.00GHZ/1M/800
Frequency (GHz)3
Bus speed (MHz)  ? 800
Clock multiplier  ? 15
Package type478-pin FC-mPGA4
Socket typeSocket 478 (mPGA478B)
 
Architecture / Microarchitecture / Other
CPUID0F33h
Core steppingC0
Next steppingQP76
Processor corePrescott
Manufacturing technology (micron)0.09
L2 cache size (KB)  ? 1024
FeaturesHyper-Threading technology
Core voltage (V)  ? 1.25 - 1.525
Case temperature (°C)  ? 69.1
Hyper-ThreadingY
 
Notes on sSpec SL79L
  • This part also ships as a boxed processor with an unattached fan heatsink.
  • Microprocessors with this S-Spec have multiple VIDs.
 
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Pentium 4 s-spec numbers
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Re Heat Build up

2008-03-03 04:28:54
Posted by: Waxhead

I also have one of these CPUs, with reported temperatures sometimes reaching 100degC.

This CPU is supposed to have a "Thermal Monitor Feature" that can reduce processor temperature by controlling the duty cycle of the processor clocks. Further, if the temperature reaches 135 degC, the CPU is supposed to halt.

There are many reports elsewhere about the higher speed Prescott CPUs generally suffering from excess heating problems.

Heat Build up

2007-12-24 08:37:34
Posted by: Fred Savarese

I had this processor and coupled with DDR 400 memory it had excellent performance. I was using the Intel Heat Sink and Fan. The combination is not sufficient. My processor was running at 112 degrees and before I could change the fan the CPU gave out. I will be purchasing another SL79L (3.0E GHz) and use an improved/better 3rd party heat sink and fan and hopefully I can get the temperature down to manageable levels.

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