The lp4pciex8adp 6 inch lp4 to 8 pin pci express power adaptor converts a standard lp4 power connector on your existing power supply to an 8 pin pci express video card power connector allowing you to install a pcie graphics card without having to upgrade the computer power supply eliminates the need to upgrade your power supply with an 8 pin power connector for pci express video cards easy to use and install backed by startechcom lifetime warranty powering a pci express video card with an older