1)20pin,square 4pin and big 4pin with cable length (500mm);shift 4pin with cable length(155mm)2)20Pin, four bigger and one smaller, square 4pin and SATA connector.3)Multi-filter,Multi-protection,Output current clean4)FCC,CE,CCC Approval5)PFC,Fan with Intelligent thermometer control,SATA connector,24pin connector,PCI6P