Corsair Vengeance 4GB DDR3 SDRAM Memory Module - For Desktop PC - 4 GB (1 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 4 GB of memory to refine your computers performance 240-pin-pin DDR3 SDRAM interface synchronizes electrical and clock signals for an efficient data transfer rate