534507-B21 I HP AMD Opteron Quad Core 8387 2.8GHz 2200MHz HT CPU KitProcessor Manufacturer AMD Processor Core Quad core (4 Core) Clock Speed 2. 80 GHz HyperTransport Speed 2200 MHz L1 Cache 512 KB L2 Cache 2 MB L3 Cache 6 MB 64 bit Processing Yes Process Technology 45 nm Processor Technology AMD64 Technology Processor Technology CoolCore Technology Processor Technology Virtualization Technology Processor Technology HyperTransport Technology Processor Technology AMD PowerNow! Technology Processor Socket Socket F LGA