DDR2 Memory 2G 800MHz PC2-6400 PC Memory Ram 240Pin Module Board Compatible for Intel/AMD (1) at Amazon.com
4GB KIT (2 x 2GB) for Dell Optiplex 380 780 Mini Tower 780 Small Form Factor 780 XE Small Form Factor. DIMM DDR3 Non-ECC PC3-8500 1066MHz RAM Memory. Genuine A-Tech Brand. at Amazon.com