Quad core processor series amd athlon x4 package boxed number of processing cores 4 number of threads 4 clock frequency 31 ghz turbo core max turbo frequency 38 ghz processor code name kaveri tdp 65 watt l2 cache 2 x 2 048 kb l2 cache 4 096 kb manufacturing process 28 nm suitable for amd system package micro pga features mmx sse sse2 sse3 sse4 sse4a advanced bit manipulation advanced vector extensions avx amd64 amd vt turbo core 30 sp