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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
16GB 8GB 4GB DDR2 800MHz PC2-6400U CL5 240Pin Desktop intel Memory SDRAM LOT RED | eBay
Super Talent T800RB4G4M 4GB DDR2 800MHz PC2-6400 ECC Registered Server | Advanced HPC