MC016G/A-PCW is an Apple Compatible 8GB [2x 4GB] PC3-8500 DDR3-1066 2Rx8 SODIMM Memory Kit (Apple PN# MC016G/A). This is a major brand module kit (from either Samsung, Micron, Hynix, Infineon, etc.), equivalent in every way to Apple original memory. All PCW modules meet or exceed OEM specifications and JEDEC standards.
