This Athena Power AP-P4ATX85FE 850W ATX12V Power Supply is a high performance power supply that delivers 850W of output and features silent and heat resistant dual fans with smart temperature and automatic fan speed control. It also supports Core 2 Dual and Quad Core Processors. It is specially designed for new OEM PC and server assemblies, including MiniServers and rackmount servers. It supports both 20- or 24-pin ATX v.2.2 and EPS-12V Xeon motherboards and is also Nvidia Sli and Quad SLi compatible. It also includes four PCI Express 6pin / 8pin connectors for Multi-GPU graphic card, which can supply power to advanced Graphics cards require Dual 6pin or Dual 8pin. ACTIVE PFC Auto switch is built-in. This power supply supports Intel Skulltrail and Core i7 platform systems.