Sequential read/write up to (MB/s): 3100/2000 Random read/write up to (IOPS): 380K/330K Form factor, Interface: M.2 2280, NVMe PCIe Gen3 x4 Compatibility: Steam Deck, Surface Tablet and other systems with M.2 2230 NVMe PCIe slot Samsung 1TB SSD M.2 2230 30mm PM991a NVMe PCIe Gen3 x4 MZ9LQ1T0HBLB Solid State Drive for Surface Pro Steam Deck Dell HP Lenovo Laptop Ultrabook Tablet