The Transcend 825S 250GB M.2 2280 SATA SSD has a tiny form factor and high-quality 3D NAND flash, making it ideal for upgrading Ultrabooks and laptops. The SSD is built with numerous firmware optimization methods, such as SLC caching and an LDPC ECC mechanism, to improve storage reliability and drive longevity. A simple update may make a big difference. Transcend's M.2 SSD 825S, which has the M.2 standard (80mm), the mainstream SATA III 6Gb/s interface, and a strong controller achieves remarkable read and writes speeds of up to 500MB/s and 330MB/s, respectively, giving 1.5 times quicker boot time than traditional hard drives. The height of the M.2 SSD 825S is only 80mm, ideal for Ultrabooks and lightweight notebooks. Thinner and lighter than normal hard drives, the M.2 SSD 825S gives your computer a much-needed boost while saving space! The M.2 SSD 825S is designed to maximize high-performance computing by offering 4k random file read and write rates of up to 80,000 IOPS. For large graphics and multimedia applications, it provides exceptionally fast loading speeds and virtually immediate response. Despite its compact size, the M.2 SSD 825S offers sophisticated capabilities that allow data to be stored more consistently and the SSD to last longer. The Transcend 825S 250GB M.2 2280 SATA SSD comes with a 03-year warranty.