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 Come with heat sink and thermal pad, can realize NVME SSD's full potential of its high performance NOT supported any sata based B Key / B+M Key M.2 SSD Only support PCIe Channel AHCI SSD, NOT support SATA Channel AHCI