583055-001 – HP 2.30GHz Socket S1 Turion II M520 2-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 KY116AA 3.40GHz 1600MHz FSB 6MB L2 Cache Socket LGA771 Intel Xeon X5272 Dual-core (2 Core) Processor

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

HP D8529A 550MHz 100MHz FSB 512KB L2 Cache Socket SECC330 Intel Pentium III Xeon Single-core (1 Core) Processor Kit