Centon Electronics 4GB KIT DDR2 SODIMM PC2-5300 (667Mhz) APPLE Retail 4 DDR2 667 (PC2 5300) DDR2 667 4GBS/D2-667KIT at Amazon.com
Kingston ValueRAM 4GB 667MHz DDR2 Non-ECC CL5 DIMM (Kit of 2) Desktop Memory at Amazon.com
Kingston ValueRAM 4GB 667MHz DDR2 ECC CL5 DIMM (Kit of 2) Desktop Memory at Amazon.com
Zopsc DDR2 4GB RAM 800MHz Memory Module for AMD CPU Stable Fast Data Transmission 240PIN for High Anti-Interference and Antistatic for Desktop Computer, Plug and Play at Amazon.com
Crucial 2GB Single DDR2 667MHz (PC2-5300) CL5 SODIMM 200-Pin Notebook Memory Module CT25664AC667 at Amazon.com
parts-quick 46C7420 8GB (2 X 4GB) DDR2 Compatible Memory for IBM Server SDRAM ECC Fully Buffered FB DIMM PC2-5300 240 pin 667MHz RAM Brand at Amazon .com
Zopsc DDR2 4GB RAM 800MHz Memory Module for AMD CPU Stable Fast Data Transmission 240PIN for High Anti-Interference and Antistatic for Desktop Computer, Plug and Play at Amazon.com