6 core processor series intel xeon six core package tray socket socket 2011 number of processing cores 6 clock frequency 2 ghz turbo boost max turbo frequency 25 ghz processor code name sandy bridge ep tdp 60 watt quickpath interface 72 gts l2 cache 6 x 256 kb l2 cache 1 536 kb l3 cache 15 kb voltage 135 v manufacturing process 32 nm suitable for intel system package fclga2011 features mmx sse sse2 sse3 ssse3 sse41 sse42 intel em