256 GB M.2 Serial ATA III Read speed: 550 MB/s 80000 IOPS Write speed: 500 MB/s 60000 IOPS 3D NAND S.M.A.R.T. support TRIM support ECC Component for: PC/Laptop The ADATA Ultimate SU650 M.2 2280 SSD features 3D NAND Flash, a high-speed controller, and up to 480GB capacity. It delivers read/write performance of up to 550/510MB/s and greater reliability than 2D NAND SSDs. The SU650 sports SLC caching and advanced LDPC ECC technology to ensure optimized performance and data integrity.Upgrade with 3D NAND. It's a No Brainer!With 3D NAND Flash, the SU650 M.2 2280 SSD features higher efficiency and increased reliability compared to 2D NAND SSDs, as well as higher capacities of up to 480GB. No matter using it for work or as a boot drive or storage device for your PC, you'll revel in enhanced performance.Enjoy Boosted PerformanceAn intelligent SLC caching algorithm allows the NAND Flash memory to operate in single-level cell mode. This boosts performance, helping sustain peak read/write speeds