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Interface: SATA 6Gb/sCache: 64MBCapacity: 1TBSpin Speed (RPM): 7200 RPM..

Microsoft Windows 7 or later, Apple MacOS X 10.9 or laterDevice Type Hard drive - external ( desktopInterface Transfer Rate 5.0 Gbps (USB 3.0)..

 ST4000DM004Interface : SATA 6Gb/sCache: 256MBCapacity: 4TBForm Factor: 3.5"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 Seagate Secure models for hardware-based data security Instant Sec..