Kingston HyperX Beast memory features a dynamic and vicious new heatspreader that maximizes thermal dissipation for increased reliability - and a cool, aggressive look that enhances any enthusiasts" system. This high-performance memory offers the largest corresponding capacities available today for ultra-responsive multitasking and an overall faster system. This vicious Beast is designed to work with third-generation Intel Core i5 and i7 processors and the latest AMD performance and gaming processors. It"s available in dual and quad channel kits and XMP certified; higher-performing frequencies, timings and voltages are easily attainable by selecting a speed profile, hand-tuned by Kingston engineers, in BIOS, with no need for manual adjustments. HyperX Beast is made from only the best performance-yielding components capable of achieving the highest speeds. It"s backed by a lifetime warranty, 100-percent testing and the legendary reliability that makes Kingston the world"s independent memory leader, with 25 years of expertise. Specs are Standard 1G X 64 Non-ECC 1866MHz 240-pin Unbuffered DIMM (DDR3, 1.5V, CL10, FBGA, Gold).