M.2 Key M NVMe External Graphics Card Stand Bracket R43SG 64Gbs with PCIe4.0 x4 Riser Cable 25cm 50cm for Graphics Card After 1660 (R43SG 50CM)

Graphics Card Compatibility: M.2 NVMe interface, Only support for new graphics cards shipped after 2015(Graphics Card after 1660 compatible and stable, old graphics cards shipped before 2014 are not supported).
Motherboard compatibility: Notebook, ITX/STX motherboard, NUC, only supports M.2 NVMe interface Does not support M.2 SATA interface, does not support M.2 WiFi interface, does not support M.2 WWAN interface. Doesn't support the machine with 2x CPUs.
PCIe4.0 x4 Riser Cable: Bandwidth Speed 64G/s, More stable and faster than PCIe3.0(32G/s).
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.