Toshiba Q300 internal solid state drive has 120GB SSD capacity, sequential read speed up to 550 MB/s, sequential write speed up to 450 MB/s, random read speed up to 81,000 IOPS, random write speed up to 40,000 IOPS, storage memory 3-bit-per-cell 15nm NAND flash, SATA III, max transfer rate 6.0 Gbit/s, advance speed technology, zeroing TRIM support, S.M.A.R.T support and MTTF 1.500.000 hours.