The HP 660664-B21 CPU Kit is an essential upgrade for the HP DL360e Gen8 servers, incorporating the Intel Xeon E5-2407 processor. This processor delivers a competitive performance with its 4 cores and a clock speed of 2.20GHz, catering specifically to environments that require reliable, efficient computing capabilities. While it doesn't feature Hyper-Threading, its architecture is optimized for delivering robust performance in standard server tasks. The E5-2407 comes equipped with a 10MB cache, facilitating swift data retrieval and handling, thus enhancing the efficiency of applications. It maintains a steady performance without the additional boost in clock speed from Turbo Boost, making it a perfect fit for workloads that demand consistent processing power. This CPU kit also includes a specialized heatsink and fan, ensuring that the processor remains within optimal temperature ranges even under full operation. This thermal management is vital for maintaining the processor's longevity and preventing thermal throttling that could impact server performance. Ideal for businesses that need a dependable and efficient server solution, the HP E5-2407 CPU kit provides a balanced mix of performance and stability for various applications.