it is an ultra-quiet power with optimized consumption (gold +). With its 680W you have something to come see that especially graphics card consumption is declining (at least AMD). For SLI or Cross you will have no worries! more tension does not vary from mV guarantee of reliability of the German mark. The packaging is pretty class (even if secondary) and the many modular cables. The modularity is significant precisely, this saves you a whole lot of cables lying around in your case for nothing. and as you have the possibility to add ... the top. Small info that can serve: I have a XPredator case, a large turn, and everything passes nickel. the cables are quite large.