VisionTek 1 x 2GB PC3-10600 DDR3 1333MHz 240-pin DIMM Memory Module - For Desktop PC - 2 GB (1 x 2GB) - DDR3-1600/PC3-12800 DDR3 SDRAM - 1600 MHz - CL8 - 1.55 V - 240-pin - DIMM - Lifetime Warranty

Up to 1600 MHz speed for smooth computer performance 2 GB memory allows you to have more programs open at a time 240-pin-pin DDR3 SDRAM interface synchronizes electrical and clock signals for an efficient data transfer rate