Corsair RMx series power supplies give you extremely tight voltage control, quiet operation, Gold-certified efficiency, & a fully modular cable set. Built with all Japanese 105°C capacitors, they're a great choice for high performance PCs where reliability is essential. 80 PLUS Gold efficiency reduces operating cost & excess heat, & Zero RPM fan mode ensures virtual silence at low & medium loads. &, the fully modular DC cables make builds & upgrades easy, with clean, great-looking results.