HP 446384-103 - AMD Opteron 2352 Quad-Core processor - 2.1GHz (Barcelona, 4x 512KB Level-2 cache, 1.0GHz hypertransport (HT), 95 watt Thermal Design Power (TDP), socket F (1207-LGA)) Retail
HP 457129-001 - AMD Opteron 8350 Quad-Core processor - 2.0GHz (Barcelona MP, 2MB Level-3 cache, 1.0GHz HyperTransport (HT), 95 watt Thermal Design Power (TDP), socket F) Retail
HP 662842-001 - AMD Opteron 6228HE Twelve-Core processor - 2.1GHz (Magny-cours, 12MB Level-3 cache, 3.2GHz HyperTransport (HT), 85 watt Thermal Design Power (TDP), socket G34) Retail
HP 617830-001 - Intel Core i3-550 64-bit processor - 3.2GHz (4MB Level-3 cache, 73 watt thermal design power (TDP), socket FCLGA1156) Retail
HP 594888-001 - Intel Xeon E5507 Quad-Core 64-bit processor - 2.26GHz (Nehalem-EP, 4MB Level-3 cache, Intel QuickPath Interconnect (QPI) speed 4.8 GT/s, 80 watt Thermal Design Power (TDP), FCLGA 1366 socket) Retail