12 core processor series intel xeon twelve core package boxed socket socket 2011 number of processing cores 12 number of threads 24 clock frequency 24 ghz turbo boost max turbo frequency 32 ghz processor code name ivy bridge ep tdp 115 watt front side bus 4 000 mhz quickpath interface 8 gts l2 cache 12 x 256 kb l2 cache 3 072 kb l3 cache 30 kb manufacturing process 22 nm suitable for intel system package fclga2011 features mmx sse sse