2GB KIT (1GB X 2) Memory Upgrade for Dell Latitude D610 DDR2 PC2-5300 200 pin 667MHz SO-DIMM NON-ECC (PARTS-QUICK BRAND) Capacity: 2GB Kit ( 2 x 1GB) Form Factor: 200 pin SO-DIMM Warranty: Lifetime Speed: 667MHz PC2-5300 DDR2