Introducing the EVGA SuperNOVA GM line. Available in 450W, 550W, and 650W, these new power supplies are engineered to bring the power, prestige, and performance of EVGA's award-winning power supplies into an SFX-Standard form factor. Featuring 80 Plus Gold certified efficiency, fully-modular cables, and 100% Japanese capacitors on the Main PCB, the GM's cast a long shadow over its competition. Pint-size, affordable, and packed with everything you need, the EVGA SuperNOVA GM power supplies make short work of tight spaces.