well yea, but whats the demetions to that exact one because i go to there site and find the model but they give me, unit, retail box, and master box demetions, and the retail box is smaller then the unit, so that makes no sence, what exactly are the demetions for the one in the link posted and will it power a sapphire 9800PRO and my comp good??? btw its 18amps to 12v+. if someone can answers those ill owe u big.