Apple Computer® MF621G/A Compatible Factory Original 8GB DDR3-1866MHz Unbuffered ECC Dual Rank x8 1.5V 240-pin CL13 UDIMM

This Apple Computer® MF621G/A compatible 8GB DDR3-1866MHz dual rank unbuffered ECC 1.5V 240-pin CL13 factory original UDIMM 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.