Seasonic

The Asus ROG Strix 650W is a strong but costly power supply.

The V650 Gold is expensive and its performance is not up to the competition's levels.

The Phanteks AMP Series model with 650W capacity offers high enough performance and features quiet operation.

The Thermaltake Toughpower GF1 850W achieves high performance, and it also sports a fairly quiet operation.

The Toughpower Grand RGB 1050W is powerful and achieves high performance, thanks to its advanced platform. The fan profile could be better, though.

The Toughpower Grand RGB 850W achieves high performance and has lots of RGB lighting modes, to choose from.

The Phanteks AMP model with 550W achieves high performance and has a fairly quiet operation.

The SuperNOVA 750 G5 is fully modular, compact, and promises for high performance. Will it be able to meet the popular Corsair and Seasonic offerings though?

Fractal Design's Ion SFX model with 650W max power offers high performance, highly flexible modular cables and compact dimensions at a reasonable price.