P8676Z – HP 3.00GHz 800MHz FSB 1MB L2 Cache Socket LGA775 Intel Pentium 4 1-Core Processor

HP NF147AA 2.13GHz 4.80GT/s QPI 4MB L3 Cache Socket FCLGA1366 Intel Xeon E5506 Quad-core (4 Core) Processor For Workstation Z600/Z800

HP NF146AA 2.00GHz 4.80GT/s QPI 4MB L3 Cache Socket FCLGA1366 Intel Xeon E5504 Quad-core (4 Core) Processor Kit For Z600/Z800 Workstation

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

HP P1579A 1.00GHz 133MHz FSB 256KB L2 Cache Socket PPGA370/SECC2495 Intel Pentium III Single-core (1 Core) Processor