ORICO M.2 NVMe to PCI-E Gen 3.0 X 4 Expansion Card (PSM2) Product Specification: .Internal Interface M.2 M-key Interface Supported Slots PCI-e 3.0 Gen3 X4 (compatible with mainboard X4/X8/X16 slots) Supported SSD 2230/2242/2260/2280, PCI-E Channel NVME Protocol M.2 SSD Supported System IOS, Windows7/8/10, Linux Transmission speed 32Gbps (theoretical speed) (NVME protocol) Supported Capacity 2TB Single Disk