8 core processor series intel xeon eight core package boxed number of processing cores 8 number of threads 16 clock frequency 24 ghz turbo boost max turbo frequency 32 ghz processor code name haswell ep tdp 85 watt stepping revision r2 stepping front side bus 4 000 mhz quickpath interface 8 gts l2 cache 8 x 256 kb l2 cache 2 048 kb l3 cache 20 kb voltage 13 v manufacturing process 22 nm suitable for intel system package fclga2011 f