Corsair CMD8GX3M4A1600C8 Dominator 8 GB 4 x 2 GB PC3-12800 1600MHz 240-Pin DDR3 Core i7 and Core i5 Memory Kit,Corsair,CMD8GX3M4A1600C8" /> Each memory module is individually tested to give you Peace of Mind that it Will Not Fail, Guaranteed! 8GB Dominator Memory Kit ( 4 x 2GB ) for use with Dual Channel DDR3 Intel Core i5 and Core i7 processors Perfect upgrade to Compliment Windows 7 and it's great for Gamers who want more speed out of their systems Lifetime Warranty Backed by Corsair  A respected name with a passion for great service and support 8GB 4 x 2GB PC3-12800 1600MHz 240-pin DDR3 Timing: 8-8-8-24 1.65v Memory Type: DDR3; Speed: 1600MHz