601993-800 – HP 2.00GHz 2.50GT/S DMI 8MB L3 Cache Socket PGA988 Intel Core I7-920XM Quad-Core (4 Core) Processor

HP P1734A 700MHz 100MHz FSB 1MB L2 Cache Socket Slot 2 Intel Pentium III Xeon Single-core (1 Core) Processor

HP P1770A 800MHz 1333MHz FSB 256KB L2 Cache Socket PPGA370 / SECC2495 Intel Pentium III Single-core (1 Core) Processor

HP KY198AA 3.00GHz 1333MHz FSB 6MB L2 Cache Socket LGA771 Intel Xeon E5240 Dual-core (2 Core) Processor Kit For xw6600/xw8600 Workstation

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