QRB4 (Intel Pentium 4 2.8 GHz)


Specifications

General information
TypeCPU / Microprocessor
FamilyIntel Pentium 4
Processor markings80532PE072512
Frequency (GHz)2.8
Bus speed (MHz)  ? 533
Package type478-pin FC-PGA2
Socket typeSocket 478 (mPGA478B)
 
Architecture / Microarchitecture / Other
Processor coreNorthwood
Manufacturing technology (micron)0.13
L2 cache size (KB)  ? 512
 
Notes on sSpec QRB4
  • Engineering sample.
  • The processor is marked as QRB4ES
 

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