Western Digital Blue 3D 4 TB 2.5" Serial ATA III 3D NAND

3D NAND SATA SSD for capacities up to 4TB with enhanced reliability. Sequential read speeds up to 560MB/s and sequential write speeds up to 530MB/s. An industry-leading 1.75M hours mean time to failure (MTTF)5 and up to 600 terabytes written (TBW)“ for enhanced reliability. WD F.I.T. Lab™ certification for compatibility with a wide range of computers. Free downloadable software to monitor the status of your drive and clone a drive, or backup your data. High capacity with enhanced reliability. A WD Blue 3D NAND SATA SSD uses 3D NAND technology not only for higher capacities (up to 4TB in the 2.5" 7mm form factor1) than the previous generation WD Blue SSDs, but also to help reduce cell-to-cell interference for enhanced reliability.. Superior Performance. 3D NAND technology enables Sequential Read Speeds up to 560MB/s and Sequential Write Speeds up to 530MB/s.. Leading-Edge Reliability. An SSD is designed with no moving parts to help protect against data loss if it is accidentally bumped