ADDLINK 2TB M.2 2230 PCIe GEN4X4 NVMe ( Up to R:5000 , W:3200)-3D NANDAddlink S91 M. 2 2230 PCIe GEN4X4 NVMe 3D NAND Internal SSD 2TB S91 2230 GEN4X4 The addlink S91 series is a line up of M. 2 2230 PCIe Gen4x4 SSD designed for small mobile devices, *including select models from Valve Steam Deck, Microsoft Surface, and popular laptop tablet brands with 2230 2242 PCIe NVMe drives. It features a PCIe Gen4x4 interface and delivers fast performance with sequential read speeds of up to 5000MB s for the latest Intel and AMD