HP Intel Xeon 3GHz, Intel® Xeon®, Socket 604 (mPGA604), 90 nm, 3 GHz, 32-bit, Server/workstation HP Intel Xeon 3GHz. Processor family: Intel® Xeon®, Processor socket: Socket 604 (mPGA604), Processor lithography: 90 nm. Market segment: Server, Number of Processing Die Transistors: 125 M, Processing Die size: 112 mm²