CPU

HPE AMD Opteron 854 Single-Core processor - 2.8GHz (Athens, 1MB Level-2 cache, 1.0GHz HyperTransport (HT), 68 watt Thermal Design Power (TDP), socket 940)

HPE AMD Opteron 280 2.4GHz/1000HT-1MB Dual Core DL145 G2 Processor Option Kit

HPE AMD Opteron 280 2.4GHz Dual Core 85W E6 BL25p Processor Option Kit

HPE AMD Opteron 880 2.4GHz Dual Core 85W E6 BL45p Processor Option Kit

HPE Intel Xeon Single-core processor - 3.0GHz (Irwindale, 800MHz front side bus, 2MB Level-2 cache, low voltage) - Includes heatsink

HPE Intel Xeon 7020 Dual Core processor option kit - 2.66GHz (Paxville MP, 667MHz front side bus, 2MB (2x1MB) Level-2 cache, 604-pin)