2.5" SSD 2.0TB Verbatim VI550 S3, SATAIII, Sequential Reads: 550 MB/s, Sequential Writes: 500 MB/s, Maximum Random 4k: Read: 71,262 IOPS / Write: 85,241 IOPS, Thickness- 7mm, Controller Phison PS3111, TBW Rating: 500TB, 3D NAND TLC