S-SPEC number SL48E processor type celeron part number RB80526RX667128 processor speed (mhz) 667 bus speed (mhz) 66 clock multiplier 10 L2 cache size (kb) 128 package type 370-PIN FC-PGA socket type socket 370 manufacturing technology (micron) 0.18 core stepping B0 cpuid 0683H case temperature (° c) 82 core voltage (v) 1.65 processor core COPPERMINE-128