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intel Pentium Pro marking & reference
| On CPU top |
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KB80521EX200 SY032 256K
L6521179-0436
INTEL ®© '94 '95 |
B-, C, and sA stepping |
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KB80521EX200 >SL22V 256K
ICOMP® 2 #=220
L7312012-0224
INTEL ®© '94 '96 |
sB1 stepping |
| intel Pentium Pro Processor Part Mark |
| intel PENTIUM PRO |
intel pentium Pro processor |
| KB - Package type |
BP - Boxed Pentium Pro
KB - Pentium Pro dual cavity
GJ - Pentium Pro dual cavity w/ 1MB L2 |
| 80521 - CPU type |
80521 - Pentium Pro |
| EX - ? |
EX - ??? |
| 166 - core frequency |
core speed in MHz |
| SZZZZ - S-spec |
S-spec |
| QZZZZ - S-spec |
S-spec (engineering samples) |
| 256K - internal L2 cache |
256K - 256KB
512K - 512KB
1M - 1024KB |
| ICOMP INDEX= |
intel iCOMP® rating |
| L6521179 - FFFFFFFF |
F manufacturing plant code
0 - San Jose, Costa Rica (A6/T6)
1 - Cavite, Philippines
3 - Costa Rica
6 - Chandler, Arizona (A4)
8 - Leixlip, Ireland
9 - Penang, Malaysia (A1)
A - ???
C - ???
E - Philippines
I - ???
L - Malaysia
Q - Malaysia
R - Manila, Philippines
Y - Leixlip, Ireland |
| F Year of manufacture (6 - 1996, ...) |
| FF Week of manufacture |
| FFFF FPO# (test lot traceability number) |
| 0436 - DDDD |
serialization code |
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