Western Digital Blue SA510 2TB M.2

internal SSD, Read transfer rate 560 MB/s, Write transfer rate 520 MB/s, max. write volume (TBW) 500 TB, 4K Random Read IOPS 90,000, 4K Random Write IOPS 87,000, 2,000 GB, 3D TLC, SATA III (SATA 600), AHCI, M.2