Hyper X Impact memory boasts the world\'s fastest SO-DIMM frequency- 2666MHz - to keep you ahead of the curve and level up your game. It automatically recognizes the platform it\'s plugged into and auto overclocks to the highest frequency published (up to 2400MHz) with no need to adjust system BIOS settings. So you get extreme performance that supports notebooks and small form factor systems, using either AMD or the latest Intel CPU technologies with no hassle at all - even if you\'re a newbie. Chipsets Compatible with HM65, HM67, HM70, HM75, HM76, HM77, HM86, HM87, QM67, QM87, QS67, UM67 and UM77 Intel chipsets