Samsung 512GB PM851 M.2 SSD SATA 6Gb/s 2280 NGFF MZ-NTE5120, MZNTE512HMJH-00H1 Form Factor: M.2 2280 Drive Transfer Rate: 600 MBps Native Command Queuing (NCQ), Samsung 3-core MDX Controller, Samsung Toggle DDR NAND Flash memory Interfaces 1 x SATA 6 Gb/s - M.2 Card 22 x 80mm