The DOMINATOR is the ultimate performance memory solution. Limited to only extremely high memory speeds, the Corsair DOMINATOR only uses highly screened IC’s to guarantee performance and over-clockability. Using ultra efficient Dual-path Heat Xchange (DHX) cooling technology. With removable heat sinks, the DOMINATOR modules can even be outfitted with additional upcoming accessories with enhanced features. Ask The RAM GuyCorsair created a 24/7 online customer support site just for you at www.asktheramguy.com. Here, you can find other people like yourself that are “In the know” and can help answer questions you may have about installation or anything RAM related!More importantly, Corsair stands behind every module with a Lifetime Warranty. We realize any manufacturer can put a product in a box and hope that it will work, however, at Corsair we guarantee it will work for a lifetime! So if you’re looking to increase the speed of your PC, Buy this CORSAIR XMS3 4 GB Intel Core i3, i5, i7 Memory Kit!