PCIE 6pin Y-Split to 2 x PCIE 2.0 8pin(6+2pin). Length: 6". The pci-e power adapter y cable lets you add more PCI-E Power connectors to your power supply by turning a single PCIe power adapter into two! The Athena Power YPCI628 6-pin PCI Express Power connector splitter lets you accepts a single 6pin PCIe power lead and breaks it out into two 6+2pin power connectors (letting you plug into 6pin or 8pin devices). By converting a single 6-pin PCI-Express to dual 8(6+2) pin PCI Express power ports, you can connect multiple video cards or video cards that require two PCI-E power inputs. With support for both 6-pin and 8-pin graphics cards, this is great solution for connecting NVIDIA SLI cards which require quad 6-pin PCI Express 2.0 or ATI CrossFire cards which require dual 8-pin PCI Express 2.0. Connect to your power supply and enable two 6/8-pin PCI Express 2.0 output. Great for the latest Ati & nVidia graphics cards! If you bought a new card and realized you don't have enough PCI Express power cables, this is the device you need.