Full Details from Amazon.com : http://www.amazon.com/gp/product/B0068INUXM?tag=onigi-20
Kingston HyperX Genesis 32GB Kit (8x4GB Modules) 1600MHz DDR3 Non-ECC CL9 DIMM XMP Desktop
32GB Kit 8x4GB modules of DDR3 Desktop Memory
Utilizes HyperX module with faster latency timing for higher performance and speed
Specifically designed and tested for compatibility in various makes and models of desktop computers
From the industry leader in PC memory
Non-ECC 1600MHz 240-pin CL9 Unbuffered DIMM
Intel XMP Ready