Psu Galaxy 1000W Crossfire Dxx EPS12V 1000 WATTs CONTINEOUS POWER for the most EXTREME SYSTEMS 900 WATTs 12V COMBINED POWER for the most EXTREME CPU and GRAPHICS 24/7 @ 50C NON-STOP FULL POWER @ 50C by design and components 80% EFFICIENCY @ 20-100% load for the SMALLEST electricity BILLS SILENT & COOL by 13.5 & 8cm dual fans, with durable two ball bearings