On my my PCIE Cord, there are 3 ends, two ends are 6+2 and both fit into my gpu (GTX 1080) and the other end is a Type 4 Pcie which fits into my psu (Corsair RM850x). But I can't find a cord that has only two ends. Am I supposed to use this one? and if so, what do I do with the third end?