Western Digital 500GB WD Blue 3D NAND Internal PC SSD - SATA III 6 Gb/s, M.2 2280, Up to 560 MB/s - WDS500G2B0B Pack of 2

3D NAND SATA SSD for capacities up to 2TB with enhanced reliability; As used for storage capacity, 1 terabyte (TB) = 1 trillion bytes; Total accessible capacity varies depending on operating environment
Sequential read speeds up to 560MB/s and sequential write speeds up to 530MB/s; As used for transfer rate or interface, megabyte per second (MB/s) = 1 million bytes per second and gigabit per second (Gb/s) = 1 billion bits per second
An industry leading 1.75M hrs mean time to failure (MTTF) and up to 500 TBs written (TBW) for enhanced reliability; MTTF based on internal testing using Telcordia stress part testing; TBW calculated using JEDEC client workload (JESD219)
WD F.I.T. Lab certification for compatibility with a wide range of computers