J692R – Dell 1.86GHz LGA1366 Xeon E5502 2-Core Processor

HP NF153AA 2.93GHz 6.40GT/s QPI 8MB L3 Cache Socket FCLGA1366 Intel Xeon X5570 Quad-core (4 Core) Processor

HP NF150AA 2.53GHz 5.86GT/s QPI 8MB L3 Cache Socket FCLGA1366 Intel Xeon E5540 Quad-core (4 Core) Processor Kit For Z600/Z800 Workstation

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

HP FP479AA 3.50GHz 1333MHz FSB 6MB L2 Cache Socket LGA771 Intel Xeon X5270 Dual-core (2 Core) Processor For xw8600/xw6600 Workstation