Toshiba’s 2.5″ Internal hard drives provide a convenient and way to upgrade every major name of computer. We combine our proven hard drive technology with a Serial ATA interface to provide increased performance, capacity and compatibility. SPECS: Capacity: 1TB, Interface: Serial ATA 3.0 (SATA), Transfer Rate: Up to 6GB/s, Speed: 5400RPM, Average Seek Time: 12ms, Cache Buffer: 8MB. SYSTEM REQUIREMENTS: Microsoft Windows 98SE, ME, 2000, XP, or Vista. Mac OS X and Linux.