G1278 – Dell 3.06GHz 533MHz FSB 512KB L2 Cache Socket PPGA478 Intel Pentium 4 Single-Core (1 Core) Processor

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

HP NF148AA 2.26GHz 5.86GT/s QPI 8MB L3 Cache Socket FCLGA1366 Intel Xeon E5520 Quad-core (4 Core) Processor For Z600/Z800 Workstation

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