Full Details from Amazon.com : http://www.amazon.com/gp/product/B005CPTVD0?tag=onigi-20
2 GB Dell New Certified Memory RAM Upgrade for Dell Latitude E6400/ 6400 ATG Laptops SNPTX760C/2G
Dell Certified
Lifetime Warranty
800 MHz PC2-6400 SO DIMM 200-pin
