Seagate BarraCuda 2.5", Barracuda. Hard drive capacity: 2000 GB, Hard drive interface: Serial ATA III, Hard drive speed: 5400 RPM. Power consumption (read): 1.7 W, Power consumption (write): 1.8 W, Power consumption (idle): 0.5 W. Width: 2.75" (69.8 mm), Height: 0.276" (7 mm), Depth: 3.95" (100.3 mm)