Convert a standard lp4 power supply connector to a 6 pin pci express video card power connector this 6in lp4 to 6 pin pci express video card power adapter converts a standard lp4 power connector on your existing power supply to a 6 pin pci express video card power connector allowing you to install a pcie graphics card without having to upgrade the computer power supply the startechcom advantage eliminates the need to purchase an expensive power supply with a 6 pin power connector required by p