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General information
Type    CPU / Microprocessor
Family    Intel Pentium 4
Part number    RK80531PC021G0K
Processor markings    1.5GHZ/256/400/1.75V
Frequency (GHz)    1.5
Bus speed (MHz)       400
Clock multiplier       15
Package type    478-pin FC-PGA2
Socket type    Socket 478 (mPGA478B)

Architecture / Microarchitecture / Other
CPUID    0F0Ah
Core stepping    C1
Next stepping    QFF9
Next production stepping    SL5TJ
Processor core    Willamette
Manufacturing technology (micron)    0.18
L2 cache size (KB)       256
Core voltage (V)       1.75
Case temperature (°C)       73

There are no notes on sSpec SL59V.