URAM DDR2 SDRAM 2GB 667MHz PC2 5300S PC2 5300 1.8V 200 pin Non-ECC SODIMM Samsung Chip Laptop Memory RAM for Notebooks with Intel and AMD Systems, and for iMac,MacBook,MacBook Pro and Mac
IBM 4 GB DDR2 SDRAM 4 GB 667 MHz DDR2-667/PC2-5300 ECC DDR2 SDRAM Memory Module PW2821 at Amazon.com