PCI 4 x 16 to PCI Express x 16 Cable The Lian Li PWPCIV490W PCIe4.0 riser cable extends the existing PCI Express x16 slot on your motherboard by 90 inches. This is useful, for example, for keeping more free space when starting up the expansion cards or for installing the graphics card vertically in your gaming PC. It may also be necessary or sensible to place PCI Express extension cards in unusual places for modding projects or in housings which deviate from the standard ATX standard. In addition, the connection is angled to 90 degrees, WAS enables a particularly easy cable management. Features. Flexible riser cable from PCIe 4.0 x16 to PCIe x16. For individual positioning of extension cardsSpecifications. Size 4 x 163 ft.. Version Cable. Connection Type PCI Express. Connection Type PCIe x16 to PCIe x16. Cable Length 90 cm. Cable Design Flat. Connector Version Straight. Weight 0.65 lbs