AMD Phenom II X4 CPU Model 955 with Cooler

4 core 4 threads
Level 2 cache size  ? 4 x 512 KB 16-way set associative exclusive caches
Level 3 cache size Shared 6 MB 48-way set associative cache
MMX instructions
Extensions to MMX
3DNow! technology
Extensions to 3DNow!
SSE / Streaming SIMD Extensions
SSE2 / Streaming SIMD Extensions 2
SSE3 / Streaming SIMD Extensions 3
SSE4a  ? 
AMD64 / AMD 64-bit technology  ? 
AMD-V / AMD Virtualization technology
Memory
The number of controllers: 1
Memory channels (per controller): 2
Memory channels (total): 2
Channel width (bits): 72
Supported memory: DDR2-1066, DDR3-1333
DIMMs per channel: up to 2
Maximum memory bandwidth (GB/s): 21.3