HP Intel Xeon 5140 2.33GHz 4MB L2 processor

Intel Xeon 5140 (4M Cache, 2.33 GHz, 1333 MHz FSB), 64-bit, 65nm, 65W, LGA771 The Intel® Xeon® processor 5 family can boost server performance by up to 80% over previous-generation Intel® Xeon® processor–based servers.
Intel® Integrated I/O on the Intel® Xeon® processor 5 family accelerates data availability to the processing cores, reducing latency by up to 30%.
Intel® Xeon® processor 5 family processors intelligently deliver up to 70% more performance per watt, increasing computing power while maintaining maximum energy efficiency.