KY116AA – HP 3.40GHz Socket LGA771 X5272 2-Core Processor

HP FP477AA 3.40GHz 1600MHz FSB 12MB L2 Cache Socket LGA771 Intel Xeon X5492 Quad-core (4 Core) Processor

HP NF153AA 2.93GHz 6.40GT/s QPI 8MB L3 Cache Socket FCLGA1366 Intel Xeon X5570 Quad-core (4 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 P1742A 800MHz 133MHz FSB 256KB L2 Cache Socket PPGA370/SECC2495 Intel Pentium III Single-core (1 Core) Processor Kit