Features: 1.Broad Compatibility: PCIE 4.0 X16 cable is designed for backward compatibility for next generation RTX 40 (4000) series GPUs (RTX 4090 4080 4070 4060 and ti versions) and for RX 7000 series RDNA 3 GPUs (RX 7900 XT 7800 XT 7700 XT 7600 7500). 2.Plug and Play: PCI Express 4.0 x16 graphics card expansion card adapter cable, compatible with all graphics devices, easy to install, just plug and play. Backward compatible with PCIE 3.0 PCIE 2.0 PCIE 1.0. 3.Flexible and Efficient: PCIE 4.0 X16 extender riser cable features a slim, flat and foldable design for transmission efficiency and stability, and easy cable management. 4.Stable Signal: PCIE extension cable features 180 degree EMI (electromagnetic interference) shielded slots for easy installation of vertically mounted GPUs, eliminating signal interference and ensuring optimal performance. 5.PCB Design, High Durability: PCIE 4.0 16x flexible cable features a high frequency, low resistance PCB design to reduce interference and ensure optimal performance, enhanced protection against signal loss, and enhanced durability when connecting motherboard and adapter cables are folded or twisted to maximize internal space and optimized. specification:Item Type: PCIE 4.0 X16 Extender Riser Cable Material: ABS, PCB Transmission Rate: 128Gbps Interface: PCIE 4.0 X16 PackageList:1 x PCIE4.0X16ExtenderRiserCable NotePlease allow some error in manual measurement.