4GB kit (2GBx2), 200-pin SODIMM, DDR2 PC2-5300, NON-ECC,
Part Number: CT2KIT25664AC
667
User Review: At first I thought that my Macbook 3rd gen might not be able to utilise 4gb of RAM, but after installation I've found that my system recognises it, and runs better now than when I first got it 4 year[...]