Features: 1.Supports PCIE 3.0, PCIE 4.0 standard transmission speed, and supports 2 X4 full channel full speed NVME SSD and M.2 PCIE interface device. 2.This adapter card has 2 expansion cards, which can simultaneously expand 2 x 32Gbps full-speed signals. 3.Has an upgraded M.2 hard disk interface, which can speed up the game startup speed and improve work efficiency. 4.The PCIE X8 interface adopts thickening technology, which makes the contact better and the transmission speed more stable 5.Can further improve the performance of the hard disk, so that the computer performance can be fully utilized in the fields of design, video, etc. specification:Item Type: Adapter Card Model: PH45 Support Hard Disk: M Key Hard Disk Transmission Speed: 2 x 32Gbps PackageList:1 x Adapter Card 2 x Nuts 3 x Screws 1 x Screwdriver NotePlease note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.