Seagate BarraCuda ST1000DM010 1TB 64MB Cache SATA 6.0Gb/s 3.5' Hard Drive Bare Drive Cost-effective storage upgrade for laptop or desktop computers Store all your games, music, movies and more with up to 4TB of storage SATA 6Gb/s interface optimizes burst performance; 64MB Cache Seagate Secure models for hardware-based data security Instant Secure Erase allows safe and easy drive retirement