2800 MHz (rated), 1600 (actual) 256 KB L2 cache 754-pin lidded micro-PGA
3000 MHz (rated), 1600 (actual) 128 KB L2 cache 754-pin lidded micro-PGA
3200 MHz (rated) 512 KB L2 cache 638-pin lidless micro-PGA
1.8 GHz 512 KB L2 caches 638-pin lidless micro-PGA Socket S1
2 GHz 256 KB L2 caches 638-pin lidless micro-PGA Socket S1