The HP 507794-B21 CPU upgrade kit features the Intel Xeon E5540 CPU specifically designed for the HP BL460c Generation 6 (G6) server blade. With four cores and a clock speed of 2.53GHz, this processor kit is engineered to boost the server's performance, handling multitasking and demanding applications efficiently. The Intel Xeon E5540 supports Hyper-Threading Technology, enabling it to process up to 8 threads simultaneously, which significantly enhances the server's capability to run virtual environments and complex computations. Additionally, the E5540 incorporates Intel’s Virtualization Technology, providing improvements in virtualization performance. This CPU kit includes a processor and a heatsink, ensuring that the upgrade process is seamless and the CPU is adequately cooled for reliable operation. Designed for middle-tier applications, web hosting, and data centers, the HP 507794-B21 CPU kit is an excellent choice for businesses looking to upgrade their server's computational power while balancing performance with power efficiency.