W478D – Dell 2.83GHz Socket LGA771 Xeon E5440 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 P1770A 800MHz 1333MHz FSB 256KB L2 Cache Socket PPGA370 / SECC2495 Intel Pentium III Single-core (1 Core) Processor

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

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