1.Versatile Adapter: This M.2 NGFF Key M to PCI-e 16x adapter card allows you to connect an M.2 SSD to a desktop computer via a PCI-e 16x slot. 2. Allows users to plug a PCI-e 16X graphics card into the M2 M-Key slot of a laptop or desktop. 3.High Speed: Utilizing the bandwidth of the PCI-e 16x interface, this adapter supports ultra-fast data transfer rates. High frequency supports PCI-e 3.0 X16 8G/bps stable transmission. 4.Compact Design: The small form factor ensures compatibility with most desktop computer cases and configurations. Compatible with a variety of M.2 NGFF (2242 2260 2280), this adapter is a flexible storage solution. 5. Supported graphics cards: GTX1080ti high-end graphics card, fireprow7100, radeon RX580, VEGA64, prowx5100, quadroK1200 professional graphics card, support all PCI-e cards after 2015.