VisionTek 2 x 4GB PC3-12800 DDR3 1600MHz 240-pin DIMM Memory Module - For Desktop PC - 8 GB (2 x 4GB) - DDR3-1600/PC3-12800 DDR3 SDRAM - 1600 MHz - CL9 - 1.65 V - 240-pin - DIMM - Lifetime Warranty

No matter how heavy and numerous the applications that you are using, 1600 MHz memory speed with CL9 latency will run them smoothly DIMM 8 GB of memory makes a perfect symmetry with your latest model processor and boosts up your computers performance DDR3-1600/PC3-12800 interface synchronizes electrical and clock signals for an efficient data transfer rate