Samsung SpinPoint M8 HN-M500MBB 2.5-Inch 500 GB SATA2 5400rpm 8MB Hard Drive Spin-up Current (Max.): 1000 mA; Seek Power: 2.0 watts; Read/Write Power: 2.5 watts; Low Power Idle: 0.7 watts; Standby Power: 0.2 watts; Sleep Power: 0.2 watts RPM: 5400 rpm; Form Factor: 2.5 inch; Data Transfer Rate (Max.): 300 MB/s; Average Seek time (typical): 12 ms Capacity: 500GB; Interface: SATA 3.0Gbps; Cache: 8MB Shock: Operating: 325G @ 2ms; Non-operating: 900G @ 1ms; Power Management:; Voltage: +5V  5% 500 GB 5400 RPM 9.5 mm height