Full Details on Amazon.com : http://www.amazon.com/gp/product/B00OHWCWYE?tag=tsukuyomi-20
8GB PC3-12800 (1600MHZ) DDR3 SODIMM Upgrade For Dell Latitude E5540
100 Compatible with All Major Brands
8GB DDR3 SDRAM
SO DIMM 204-pin
1600 MHz PC3-12800 LV
Limited Lifetime Warranty
