Crucial memory - 4 GB - DIMM 240-pin - DDR2

Enterprise-level performance. Tested, qualified, and reliable, Crucial server memory delivers enterprise-level performance. Crucial server memory is available in LRDIMM, FBDIMM, RDIMM, and unbuffered ECC module types. With a wide variety of speeds and densities to choose from, Crucial server memory is designed to meet the needs of server platforms and operating systems, both new and old. Trust Crucial memory for your server and workstation applications, and keep your important data running smoothly.