Power PCI Express graphics cards that use a 6-pin auxiliary power connector from your existing system power supply. This cable is for the few non-standard ATX power supplies that are equipped with the PCI Express 6-pin auxiliary power connector. Two standard 4-pin power connectors can be converted to one 6-pin auxiliary power connector.
Connector 1: Two 4-pin Molex (LP4) Male Connector 2: One 6-pin PCI Express Female