CPU

HPE Intel Pentium 4 processor - 2.40GHz (Northwood, 533MHz front side bus, 512KB Level-2 cache, Socket 478) - Use only in the event original is unavailable

HPE Intel Xeon 32-bit single-core processor - 1.9GHz (Gallatin, 1MB Level-2 cache, 400MHz front side bus, 55W thermal design power (TDP), socket 603 PPGA) - Includes heatsink

HPE Intel Pentium 4 processor - 2.53GHz (Northwood, 533MHz front side bus, 512KB Level-2 cache, Socket 478)

HPE Intel Pentium 4 processor - 2.80GHz (Northwood, 533MHz front side bus, 512KB Level-2 cache, Socket 478)

HPE Intel Xeon 3.4-GHz 1-MB L2 cache Processor with heatsink

HPE Intel Xeon processor - 3.4GHz (800Mhz, 1MB Level-2 cache) Factory Installed Option (FIO) - Includes heatsink