Intel Pentium iii 3 SL3XW 667/256/133/1.65V S-SPEC number SL3XW processor type Pentium iii part number BX80526F667256 RB80526PZ667256 processor speed (mhz) 667 bus speed (mhz) 133 L2 cache size (kb) 256 package type 370-PIN FC-PGA socket type socket 370 core stepping CB0 cpuid 0683H case temperature (° c) 82 core voltage (v) 1.65 processor core coppermine