638700-001 – HP 1.60GHz LGA1366 Xeon E5603 4-Core Processor

HP KD215AA 3.00GHz 1333MHz FSB 12MB L2 Cache Socket LGA771 Intel Xeon X5450 Quad-core (4 Core) Processor For xw8600 Workstation

HP KY114AA 3.20GHz 1600MHz FSB 12MB L2 Cache Socket LGA771 Intel Xeon X5482 Quad-core (4 Core) Processor

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

HP P1740A 750MHz 100MHz FSB 256KB L2 Cache Socket PGA370 Intel Pentium III Processor Kit