Corsair RM Series RM650M Fully Modular Power Supply The Corsair RM Series Ultra-Low Noise power supply is ready to deliver 80 Plus Gold efficient power to your PC! This PSU features all the connections needed to power todays most demanding systems. Its industrial-grade capacitors deliver epic electrical performance and reliability which is backed by a 10-year Corsair warranty. Wake up your PC faster and consume less power with support for Modern Standby sleep mode. Enjoy virtually silent operation at low and medium loads with Zero RPM mode. Key Features:     Fully Modular Cables     Tuned for Low-Noise Operation     Zero RPM Fan Mode     105°C-Rated Capacitors     80 PLUS Gold Certified     Modern Standby Compatible     Resonant LLC Topology with DC-to-DC Conversion     Ten-Year Warranty Specifications Size     ATX Edition     RM650 Wattage     650 W 80 PLUS Certification     80 PLUS Gold Max. Efficiency (at 230Vac)     92 Cooling     Fan Fans     1 x 140mm Internal 12V Rails     Single Rail Rail 1 12V     54 A Rail 2 12V     N/A Rail 3 12V     N/A Rail 4 12V     N/A Rail 5 12V     N/A Rail 6 12V     N/A Max. Combined Output 12V     54 A Modular     Yes Modularity     Full Modular SLI/CrossFire     Yes EPS 12V     Yes Motherboard Connector     24-pin Connectors         2 x 4 4-pin CPU 12V (EPS)     4 x 4-pin Molex     4 x 6 2-pin PCIe     10 x SATA Dimensions     150 x 86 x 160 (WxHxD) Package Type     Retail