Intel Mobile Celeron (3)

Intel Mobile Pentium III-M Features 650-1333 MHz tact 100 or 133 MHz FSB (100 on some of the lv and ulv models) 44 Million Transistors 0.13µm fabrication process 1.45 VCore 2x 16 KB L1-Cache 256 KB L2-Cache QuickStart, Deeper Sleep MMX, SSE instruction sets

Available Types and ThinkPads featuring them

max. Freq.	Bus Speed	high Volt.	ThinkPad Models
Mobile Celeron
1333	133	1.50
1200	133	1.45
1133	133	1.45
1066	133	1.45
1000	133	1.40
Mobile Celeron (Low Voltage)
866	133	1.15
733	133	1.15
667	133	1.15
650	100	1.15
Mobile Celeron (Ultra Low Voltage)
800	133	1.10
733	133	1.10
700	100	1.10
667	133	1.10
650	100	1.15

GCC Optimization Flags

You should use the following if you have a Mobile Celeron 3:

-Os -march=pentium3 -fomit-frame-pointer -pipe