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
Komputerbay 8 GB (2 x 4GB) PC2-6400 DDR2-800 SoDIMM Dual Channel Laptop Memory Kit at Amazon.com
CMS 4GB (2X2GB) DDR2 6400 800MHZ ECC Non Registered DIMM Memory Ram Upgrade Compatible with Dell® Poweredge 840 Ddr2 Ecc Non Reg for Server Only - B65 at Amazon.com
Samsung 4GB 4 x 1GB PC2-6400U DDR2 800 MHz Non-ECC Unbuffered Desktop Memory Kit at Amazon.com