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 - 1.50 V - 240-pin - DIMM - Lifetime Warranty

Up to 1600 MHz speed for playing the latest games and using heavy software DIMM 8 GB of memory to heighten your computers performance 240-pin-pin DDR3 SDRAM operates at an effective bus speed with minimal power consumption and as a result, you get optimal computer performance with an improved memory heat dissipation