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General information |
Type |
CPU / Microprocessor |
Family |
Intel Pentium 4 |
Part number |
RK80531PC037G0K |
Processor markings |
80531PC1.9G256 |
Frequency (GHz) |
1.9 |
Bus speed (MHz) |
400 |
Clock multiplier |
19 |
Package type |
478-pin FC-PGA2 |
Socket type |
Socket 478 (mPGA478B) |
Architecture / Microarchitecture / Other |
Core stepping |
E0 |
Processor core |
Willamette |
Manufacturing technology (micron) |
0.18 |
Number of cores |
1 |
L2 cache size (KB) |
256 |
Notes on sSpec QJU5 |
- The processor is marked as QJU5ES
- Qualification sample.
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