HP Intel Xeon DP E5640 2.66GHz Processor Upgrade – Quad-Core – 5.86GT/s QPI – 1MB L2-12MB L3 – Socket B LGA-1366

Designed for industry-leading performance and maximum energy efficiency, these versatile 1-way and 2-way 64-bit multi-core servers and workstations are ideally suited to a wide range of infrastructure, cloud, high-density, and high performance computing (HPC) applications.