Designed for current generation notebooks and mini pcs corsairs high density sodimms allow users to maximize memory bandwidth and minimize performance bottleneck to deliver superior user experience technical specification size 4gb fan included no memory configuration single module memory type ddr3 memory pin 204 memory format sodimm tested voltage 15 spd voltage 15 speed rating pc3 8500 1066mhz spd speed 1066mhz tested speed 1066mhz tested latency 7 7 7 20 warranty limited