M.2 M Key NVMe External Graphics Card Stand Bracket 64Gbs Full Speed with PCIe 4.0 x4 Riser Cable R43SG Upgraded for Graphics Card 1660 Above (25CM K43SG)

R43SG Upgraded: Model K43SG, Bandwidth Speed 64G/s, More stable and faster than PCIe 3.0 ( B07XYZ89J7 ).
Graphics Card Compatibility: M. 2 NVMe interface, Only support for new graphics cards after 2015(Graphics Card after 1660 compatible and stable, old graphics cards shipped before 2014 are not supported).
Motherboard Compatibility: Compatible with Notebook, ITX/STX motherboards, NUC. Only Supports M. 2 NVMe interface, Does not support M. 2 SATA / M. 2 WiFi / M. 2 WWAN / USB interface.
Power Description: The model that supports the power supply is D 12V/18A/220W power supply, or the standard ATX power supply. Please prepare or purchase the power separately.
System Requires: PC system requires WIN10 1909 version or higher. If it is lower than WIN10 1909 version, pls upgrade the system or reinstall before use. Otherwise the connected GPU doesn't recognize by system.