Every advancement in computer technology -- every new graphics card, sound card or CPU, means a greater need for power. Developed for high-end SLI gaming systems, the Apevia (Aspire) ATX-AS680W-BL 680W Power Supply delivers 680 Watts, which is more than enough for all the power-hungry pieces in your case. An Active PFC design increases efficiency and reduces power consumption. Its look is enhanced by the LED illumination and blue cable sleeving which, by cleaning up cable mess, improves airflow and ventilation. Cooling is provided by one 120mm UV blue LED fan and two 80mm UV blue fans, ensuring that the power supply stays cool in the hottest action. It offers Universal Input, which along with ATX12V v2.2 and EPS12V compliance ensures that you can use it in a variety of situations and almost everywhere, without worrying about input voltages. It's designed to keep you playing for a long time, with a MTBF (Mean Time Before Failure) of 100,000+ hours. Its industrial grade components provide stable and ste Fans: 1 x 120mm UV blue LED fan 2 x 80mm UV blue fan Main Connector: 20+4Pin +12V Rails: 2 PCI-Express Connector: 2 x 6-Pin SATA Power Connector: 4 Power Good Signal: 100-500ms Hold-up Time: >10ms at full load Efficiency: > 70%