Powered PCI Express PCI-e 16X TO 16X Riser Card Extender Ribbon Cable w/ Molex Connector (Litecoin & Bitcoin) * Brand New * Solid Capacitors fliter Currentmake voltage more stable.* Molex connector modification is designed to reroute power from your motherboard PCIe slot. This prevents graphics card damage to 5970 & 6990 cards running via an extender cable and also prevents motherboard damage to any system running more than 4 GPUs simultaneously * Great for intense gaming & Bitcoin mining * Works for all PCIe bus versions * PCIe x16 connector * 23cm maximum length extension for graphics cards & sound cards * Ensure proper airflow in your system by creating more room in tight-fit cases