The INTEL E5420 2.5Ghz Xeon processor is a high-performance CPU designed for server use. With a clock speed of 2.5 GHz and 12MB of cache memory, it offers fast and reliable processing power. This CPU is compatible with Intel servers and features a LGA-771 socket type. It also comes without a heatsink, making it ideal for those looking to upgrade their server components with a reputable Intel product. With a lifetime manufacturer warranty, this Xeon processor ensures long-lasting performance and support.