Lenovo Sata SSD (4xb7a10154), 960 GB, 256-bit AES, 3D triple-level cell (TLC), FF 2.5", SATA 6Gb/s, 64-layer cell structure, S.M.A.R.T., SSD Endurance 1750 TB, Drive Transfer Rate 600 MBps (external), Internal Data Rate 540 MBps (read) / 520 MBps (write). The 5200 Entry SATA solid-state drives (SSDs) are new SSDs for ThinkSystem servers. The drives use Micron 64-layer 3D NAND flash memory technology with a SATA 6Gbps interface and provide an affordable.