The BFG Tech line of power supplies consists of several models that offer a variety of interesting features and power ratings from 550W to 1000W. In this review we will be taking a look at the LS-680, a 680 Watt unit that features desirable items such as quad 12V rails, four PCI Express graphics card connections, and a typical efficiency of 85%.

http://www.bigbruin.com/2008/bfg680_1