Kingston HyperX 2GB 800MHz DDR2 Desktop Memory (KHX6400D2/2G) at Amazon.com
Ddr2 8gb Ram 800mhz Italy, SAVE 35% - mpgc.net
Amazon.com: OWC 16GB (2 x 8GB) PC6400 DDR2 ECC 800MHz FB-DIMMs Memory Compatible with Mac Pro Quad Core / 8 Core (OWC64FB8MPK16GB) : Everything Else
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
PC2-6400 DDR2 4GB 800MHz 1.8V 240 PIN Desktop Computer Memory RAM Module High Speed Data Transmission for AMD at Amazon.com