439748-001 – HP 2.8GHz 533MHz FSB 1MB L2 Cache Socket LGA775 Intel Pentium 4 1-Core Processor

HP KY115AA 3.00GHz 1600MHz FSB 12MB L2 Cache Socket LGA771 Intel Xeon X5472 Quad-core (4 Core) Processor For xw6600/xw8600 Workstation

HP NF154AA 3.20GHz 6.40GT/s QPI 8MB L3 Cache Socket FCLGA1366 Intel Xeon W5580 Quad-core (4 Core) Processor

HP P1579A 1.00GHz 133MHz FSB 256KB L2 Cache Socket PPGA370/SECC2495 Intel Pentium III Single-core (1 Core) Processor

HP KY116AA 3.40GHz 1600MHz FSB 6MB L2 Cache Socket LGA771 Intel Xeon X5272 Dual-core (2 Core) Processor