12 core processor series intel xeon twelve core package boxed number of processing cores 12 number of threads 24 clock frequency 3 ghz turbo boost max turbo frequency 35 ghz processor code name broadwell tdp 160 watt stepping revision m0 stepping l2 cache 12 x 256 kb l2 cache 3 072 kb l3 cache 30 kb manufacturing process 14 nm suitable for intel system features mmx sse sse2 sse3 sse4 sse41 sse42 ssse3 advanced vector extensions avx