Up To 85%+ Efficiency 80Plus 230V EU Standard Certified for high efficiency performance. Optimized Fan RPM Silent 12cm fan with optimized thermal fan speed control. Fan runs at startup speed (less than 800RPM) before reaching 60% load at 25? ambient temperatures. Convenient Cable Management Soft, black, flat cables allow for more convenient cable management and easier installation. Compatibility Compatible with all Intel form factors up to ATX12V Ver. 2.4. Features 80Plus White Certified for high efficiency performance. Silent 12cm fan with optimized thermal fan speed control. Fan runs at startup speed (less than 800RPM) before reaching 60% load at 25? ambient temperatures. Compatible with all Intel form factors up to ATX12V Ver. 2.4. Soft, black, flat cables allow for more convenient cable management and easier installation.