The HP 817923-B21 is a CPU kit featuring the Intel Xeon E5-2603v4 processor, specifically designed for use in HP ProLiant DL380 Gen9 servers. This six-core processor operates at a base frequency of 1.70GHz, offering a balanced combination of performance and energy efficiency for a wide range of server workloads. The kit includes the CPU, necessary thermal material, and installation instructions, providing everything needed for a smooth upgrade or replacement process. This processor is ideal for environments requiring dependable server performance on a budget, supporting applications such as basic data management, web serving, and low to moderate traffic IT infrastructure. Its compatibility with the HP ProLiant DL380 Gen9 ensures that users can leverage the full capabilities of their server hardware, including support for advanced reliability, availability, and serviceability (RAS) features, and HP’s integrated management tools, enhancing overall system performance and manageability.