Thermaltake Toughpower Grand TPG-1200M 1200W ATX 12V v2.3 & EPS 12V v2.92 SLI Certified CrossFire Certified 80 PLUS GOLD Certified Modular Active PFC Power Supply Fans: 1 x 140mm Dual Ball Bearing Fan, 1900RPM +/- 10%, 99.6 CFM Main Connector: 24Pin +12V Rails: 2 PCI-Express Connector: 8 x 6+2-Pin SATA Power Connector: 12 Power Good Signal: 100-500ms Hold-up Time: 16 ms at 75% of full load @ 230 VAC input Efficiency: up to 93%