Transcend 256 GB mSATA Internal SATA III 6Gb/s SSD TS256MSA340 MLC flash-based for ensured performance and reliability DDR3 DRAM cache Maximizes notebook battery life when not in use thanks to full support of SATA Device Sleep Mode (DevSleep) S.M.A.R.T., TRIM and NCQ support to maintain a healthy, efficient SSD Intelligent Block Management and Wear Leveling Supports Intel Smart Response Technology (ISRT), which allows you to configure your computer system with an SSD used as cache memory between the hard disk drive and system memory. Built-in ECC (Error Correction Code) functionality and wear-leveling algorithm ensures reliable data transfer Supports dynamic power management