Full speed x4, performance fully activated Designed with a PCIe 3.0 x4 interface, the theoretical bandwidth reaches up to 32 Gbps Fully unleash the read and write performance of the NVMe SSD, with sequential read and write speeds reaching over 3000MB/s (depending on the hard drive) 5-6 times faster than SATA SSD, say goodbye to waiting 2. Exclusive for M Key, precisely matched Supports NVMe protocol M. 2 solid-state drives with M Key / M+B
Key Note: This adapter card is only compatible with NVMe protocol and does not support SATA protocol NGFF hard drives. 3. Plug-and-play, driver-free operation No need to install any drivers Insert the NVMe SSD into the adapter card, and then insert the adapter card into the PCIe slot on the motherboard. The system automatically recognizes and supports booting as the system drive (requires motherboard support) 4. Broad Compatibility Suitable for PCIe x4 / x8 / x16 slots on desktop computer motherboards Supports Windows 7/8/10/11, Linux, macOS, etc. operating systems