Cisco® MEM-2951-512U1GB Compatible 512MB DRAM Upgrade

This Cisco® MEM-2951-512U1GB compatible 512MB DDR2-667MHz dual rank registered ECC 1.8V 240-pin CL5 factory original RDIMM is 100% guaranteed to be compatible with your system and to work right the first time. All of our server memory is built to strict JEDEC standards at one of the tier 1 facilities (Samsung, Micron, or Hynix). Our products are also guaranteed by federal law to not affect or void OEM warranties.