Solid state drive - hot-swap, 480 GB, 256-bit AES, 3D triple-level cell (TLC), FF 2.5", SATA 6Gb/s, SSD Endurance 4400 TB, Drive Transfer Rate 600 MBps (external), Internal Data Rate 540 MBps (read) / 460 MBps (write), 4KB Random Read 93000 IOPS, Write 74000 IOPS, MTBF 2,000,000 hours. The 5100 Enterprise Mainstream SATA solid-state drives (SSDs) use Micron NAND flash memory technology with a SATA 6Gbps interface. They provide an affordable solution for mixed read/write applications.