"This Cell Shock DDR2 1000 2GB kit was a great memory kit to be introduced to. The memory modules that I was able to use were found to be of high quality and featured a unique design to the heat spreader. More specifically, it uses the ever popular Micron D9GKX memory IC's, is built on an 8 layer PCB and a well built heat spreader. It performed very well, in fact, very comparable to our Corsair ram that we tested against..."