ADATA Ultimate SU650 2.5 "SSD, 120GB, 3D NAND Flash, 520MB/s read speed, 450MB/s write speed, blackADATA's Ultimate SU650 SSD implements 3D NAND Flash and a high-speed controller to provide a fast and stable SSD. It delivers much better and more reliable read / write speeds than 2D NAND SSD.• Up to 520MB/s sequential read speed• Up to 450MB/s sequential writing speed• 3D NAND Flash• SATA 6GB/s