UY580 – Dell 4-Core Socket LGA771 Xeon E5345 2.33GHz Processor

HP NF147UT 2.13GHz 4.80GT/s QPI 4MB L3 Cache Socket FCLGA1366 Intel Xeon E5506 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 P1742A 800MHz 133MHz FSB 256KB L2 Cache Socket PPGA370/SECC2495 Intel Pentium III Single-core (1 Core) Processor Kit

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