ATX 8 pin male end to connect to the power connector of power supply (NOTE: 8 pin male connector is ATX 8 pin, not pci-e 8 pin.) and two PCIe 8 pin(6+2) male ends to plug into the video graphics card.(NOTE: the 8 pin end and two 8 pin(6+2) male ends cannot be used interchangeably); Compatible with 6-pin & 8-pin graphics cards from popular manufacturers from ASUS,ASRock,EVGA and Gigabyte (The 8 pin (6+2) ends could be used as 6 pin or 8 pin end by sliding on/off the 2 pin.); Compatible with Corsair RM/RMX/RMi/HX/HXi/AX/AXi/SF/TX/CS/CX/CX-M series,Greatwall BTX-650SD/750SD/1000SD/EPS 1250DA/1560DA, Cougar CMX400W/450W/CX series/GX800W/GX600W/GX1050W,Antec Neo Eco 400M/650M/550M, Tt smart SE530/SE730, Thermaltake toughpower xt platinum 1275W, OCZ 700M XSP series;(NOTE: Do not work with AX1200.)