CPU

HPE Intel Pentium 4 processor 640 - 3.2GHz (Prescott with Hyper-Threading, 800MHz front side bus, 2MB Level-2 cache, socket LGA775)

HPE Intel Pentium 4 processor 640 - 3.2GHz (Prescott with Hyper-Threading, 800MHz front side bus, 2MB Level-2 cache, socket LGA775)

HPE AMD Dual Core Opteron 875 2.2GHz dual-core processor (85W microprocessor, 940 pin FPGA) - Includes heatsink

HPE AMD Dual Core Opteron 875 2.2GHz processor (85W microprocessor, 940 pin FPGA) - Includes heatsink (FIO)

HPE AMD Opteron 275 2.2GHz Dual Core 2MB BL25p Processor Option Kit

HPE Dual-Core AMD Opteron Model 275 2.2GHz processor option kit - Includes one processor (2MB Level-2 cache, socket 940)