Introducing the EVGA SuperNOVA GM line. The 450 GM is a new power supply that's 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-sized, affordable, and packed with everything you need, the EVGA SuperNOVA GM power supplies make short work on tight spaces.