Picture For Reference Purpose Only. Item Discription : • 240-Pin DDR2 Low-Density Desktop Memory • Original Chips,Double-Sided • 240Pins, Desktop Memory • Dual Channel Support • 1.8V,CL6 • superior quality and best price • Unbuffered, Non-ECC, Non-Registered The Dell Optiplex 755 Desktop Computer takes the DDR2 PC2-5300 667MHz, PC2-6400 800MHz DIMM memory type, and comes installed with 512MB memory. .
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