Intel Pentium

Intel Pentium Features 60-200 MHz tact 50/60/66 MHz FSB 3.2-3.3 Million Transistors 0.35µm, 0.5µm or 0.8µm fabrication process 3.35-5 VCore 2x 8KB L1-Cache none or 256KB backside L2-Cache APIC (starting with P54)

Available Types and ThinkPads featuring them

Model/Freq.	L2 Cache	Bus Speed	core Volt.	ThinkPad Models
Pentium (P54)- 0.5µm or 0.35µm
200	256	66	3.35
166	256	66	3.35
150	256	60	3.35	380, 380D, 385D, 760E
133	256	66	3.35	310, 310D, 760E, 760ED, 760EL
133	-	66	3.35	365X, 365XD, 560
120	256	60	3.35	760C, 760CD, 760E
120	-	60	3.35	365X, 365XD, 560, 760EL
100	-	66	3.35	365X, 365XD, 560, 760EL, 760ELD
90	256	60	3.35	760C, 760CD, 760L, 760LD
75	256	50	3.35	755CD, 755CDV, 755CV, 755CX
Pentium (P5) - 0.8µm
66	256	66	5
60	256	50/60	5

GCC Optimization Flags

FOOTNOTES [Δ]

1. There is some likeliness that this is the same as the 512KB L2-Cache version and that IBMs specs are wrong for the 560X.
2. There is some likeliness that this is the same as the 256KB L2-Cache version and that IBMs specs are wrong for the 770.