250GB, Samsung V-NAND, M.2 (2280), SATA III 6GB/s, R/W(Max) 550MB/s/520MB/s, 98K/90K IOPS, 150TBW, 5 Years Warranty The newest edition to the world’s best-selling* SATA SSD series, the Samsung 860 EVO. Specially designed for mainstream PCs and laptops, with the latest V-NAND and a robust algorithm-based controller, this fast and reliable SSD comes in a wide range of compatible form factors and capacities. Speeds are more consistent, even with heavy workloads and multi-tasks. The 860 EVO performs at sequential writes up to 520 MB/s* with Intelligent TurboWrite technology, and sequential reads up to 550 MB/s. The TurboWrite buffer size* is upgraded from 12 GB to 78 GB for faster file transfer.