NVMe to PCI-E PCIe 3.0 x4 x8 x16 Adapter Card Support M Key M.2 PCIe NVME or AHCI(PCIe Based) SSD (2230, 2242, 2260,2280 mm) Bandwidth up to PCIe 3.0 X4 32Gbps,backword PCIe 2.0 16Gbps Support PCIe 1.0, 2.0 and 3.0 version Compatible with PCI-e Express x4 x8 x16 slot NOT supported any sata based M.2 SSD. Only support PCIe Channel AHCI SSD, NOT support SATA Channel AHCI