HP 269621-001 - Intel Xeon 5150 two cores processor - 2.66GHz (Woodcrest, 4MB Level-2 cache, 1333 MHz front-side bus (FSB), 65 watt thermal design power (TDP), socket LGA771) Retail
HP 513861-001 - Intel Xeon E5410 Quad-Core 64-bit processor - 2.33GHz (Harpertown, 12MB Level-2 cache, 1333MHz front side bus, 80W Thermal Design Power (TDP), LGA771 socket) Retail
HP 383039-001 - Intel Xeon 3.8 Single Core processor - 3.80GHz (Irwindale, 2MB Level-2 cache, 110W Thermal Design Power (TDP), socket 604) Retail
HP 875711-001 - Intel Xeon Silver 4110 eight-Core 64-bit processor - 2.10 GHz (Skylake), 11MB Level-3 cache, 85 watt thermal design power (TDP), socket FCLGA3647 Retail
HP 344710-001 - Intel Xeon processor - 2.8MHz (Prestonia, 533MHz Front Side Bus (FSB), 512 KiB Level-2 cache, 74W Termal Design Power (TDP), socket 603) Retail