8 core processor series amd fx series package boxed socket socket am3 number of processing cores 8 number of threads 8 clock frequency 4 ghz turbo core max turbo frequency 42 ghz processor code name vishera tdp 125 watt stepping revision or c0 hypertransport 52 gts l2 cache 4 x 2 048 kb l2 cache 8 192 kb l3 cache 8 kb manufacturing process 32 nm suitable for amd system package micro pga 940 features mmx sse sse2 sse3 sse4 sse4a