ECC server ram will only work in a server, it will not function in a standard desktop computer.
NEW Corsair 4GB (2x2GB) DDR2 800 (PC2 6400) Desktop RAM - CM2X2048-6400C5 XMS2
Brand 4GB 2X2GB DDR2 2RX8 PC2-6400U 800MHz 240PIN DIMM Intel RAM Desktop memory
Mixed Brands 4GB 2X2GB DDR2 2RX8 PC2-6400U 800MHz 240PIN DIMM Desktop RAM
4GB 2x2GB DDR3 SODIMM PC3-8500 1066MHz - MacBook Pro, iMac 2008, 2009, 2010
OCZ 4GB (2x2GB) DDR2 SDRAM PC2-8500 Reaper Series Black DIMM OCZ2RPR10664GK
4GB (2x2GB) PC2-5300s DDR2-667MHz Laptop Memory SODIMM Intel 200pin US
