4800GB internal solid state drive (SSD) provides ample space for storing your essential files Designed for use in desktop and laptop computer workloads Dramatically improves the responsiveness of your existing system with incredible boot, loading, and transfer times compared to mechanical hard drives Powered by a latest generation controller for read and write speeds up to 500MB/s and 450MB/s SATA III interface runs at 6GB/s and is backwards compatible with SATA II, which runs at 3GB/s