• Samsung 980 NVMe SSD Capacity : 250GB / 500GB / 1TB Form Factor : Single-Sided M.2 2280 Interface : PCIe 3.0 x4, NVMe 1.4 Controller : Samsung Pablo DRAM : None NAND Flash : Samsung 128L 512Gb TLC Sequential Read : 2900 MB/s (250GB), 3100 MB/s (500GB), 3500 MB/s (1TB)