Corsair VENGEANCE 8GB (2x4GB) DDR3 RAM 2133Mhz for use on x79 Gaming Motherboards. These are designed for top level performance. Please check with the manufacturer of your motherboard to determine if this amount of RAM is available per slot. Tested and confirmed 100% to work. Corsair gives a Lifetime Warranty on these sticks. CAS Latency is 11-11-11-27.
You can OVERCLOCK these sticks to 3800Mhz.