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General information |
Type | CPU / Microprocessor |
Family | Intel Mobile Pentium 4 |
Processor number | 538 |
Part number | RK80546HE0881M |
Processor markings | 80546HE0881M |
Frequency (GHz) | 3.2 |
Bus speed (MHz) | 533 |
Package type | 478-pin FC-mPGA4 |
Socket type | Socket 478 (mPGA478B) |
Architecture / Microarchitecture / Other |
CPUID | 0F41h |
Core stepping | E0 |
Processor core | Prescott |
Manufacturing technology (micron) | 0.09 |
L2 cache size (KB) | 1024 |
Notes on sSpec QZ51 |
- Engineering sample.
- There is also QZ51ES Pentium III Tualatin processor in 370-pin(?) FC-PGA2 package. That processor may be marked Thermal.
- Some parts may have core stepping D0 and CPUID 0F34h
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