Apple Computer® MA686G/A Compatible 4GB (2x2GB) DDR2-667MHz Fully Buffered ECC Dual Rank 1.8V 240-pin CL5 FBDIMM

This Apple Computer® MA686G/A compatible 4GB (2x2GB) DDR2-667MHz dual rank fully buffered ECC 1.8V 240-pin CL5 factory original FBDIMM kit 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.