16 core processor series intel xeon sixteen core package boxed number of processing cores 16 number of threads 32 clock frequency 21 ghz turbo boost max turbo frequency 3 ghz processor code name broadwell tdp 120 watt stepping revision b0 stepping l2 cache 16 x 256 kb l2 cache 4 096 kb l3 cache 40 kb manufacturing process 14 nm suitable for intel system features mmx sse sse2 sse3 sse4 sse41 sse42 ssse3 advanced vector extensions avx