Search CPU-World

Search site contents:

SL3FJ (Intel Pentium III 550 MHz)

Identify another S-Spec code, or another CPU:

The specs can be used for short-term listings on auction and classifieds sites:

Get HTML and forum link code in case if you want to link to this page:

Search S-Specs

Find Pentium III S-Spec numbers with:

Same socket
Same stepping

SL3FJ specifications

General information
TypeCPU / Microprocessor
FamilyIntel Pentium III
Part numberBX80525U550512
Processor markings550/512/100/2.0V S1
Frequency (MHz)  ? 550
Bus speed (MHz)  ? 100
Package typeSECC2
Socket typeSlot 1
Architecture / Microarchitecture / Other
Core steppingkC0
Processor coreKatmai
L2 cache size (KB)  ? 512
Core voltage (V)  ? 2.0
TagRAM steppingA0
Processor substrate revisionE
Notes on sSpec SL3FJ
  • This is a boxed processor with an attached heatsink.
  • L2 cache supports ECC.

Related S-Spec numbers

In addition to the SL3FJ S-Spec, this processor was also manufactured with a few production and pre-production S-Spec numbers:

SteppingS-Spec 80525PY550512 BX80525U550512
kC0 SL3F7 +  
SL3FJ   +
Unknown QB78 +  

NOTE: Engineering and qualifications samples are marked with this color

SL3FJ CPUID information

Intel Pentium III 550 MHz SL3FJ
Part number:80525PY550512 SECC2
Frequency:547 MHz
Submitted by:cocoe
General information
Processor type:Original OEM Processor
CPUID signature:673
Family: 6 (06h)
Model: 7 (07h)
Stepping: 3 (03h)
TLB/Cache details:Data TLB: 4-KB Pages, 4-way set associative, 64 entries
Data TLB: 4-MB Pages, 4-way set associative, 8 entries
Instruction TLB: 4-KB Pages, 4-way set associative, 32 entries
Instruction TLB: 4-MB Pages, fully associative, 2 entries

Cache: L1 data L1 instruction L2
Size: 16 KB 16 KB 512 KB
Associativity: 4-way set
4-way set
4-way set
Line size: 32 bytes 32 bytes 32 bytes
Instruction set extensionsAdditional instructions
Major featuresOther features
On-chip Floating Point Unit 36-bit page-size extensions
  Debugging extensions
  Machine check architecture
  Machine check exception
  Memory-type range registers
  Model-specific registers
  Page attribute table
  Page global extension
  Page-size extensions (4MB pages)
  Physical address extensions
  Time stamp counter
  Virtual 8086-mode enhancements

Terms and Conditions · Privacy Policy · Contact Us (c) Copyright 2003 - 2010 Gennadiy Shvets