Specifications Mfr Part Number: ST3000NM0025 Capacity: 3 TB Spindle Speed: 7200 RPM Cache: 128 MB Interface: SAS 12Gb/s Max Sustained Transfer Rate: 215 MB/s Average Latency: 4.16 ms Shock: Operating, Read/Write: 70/40Gs Non-operating: 150/300Gs @ 1ms/2ms Vibration: Non-operating: 5 Gms @ 10Hz to 500Hz Power Consumption: Idle Average: 6.52 W Average Operating Power: 7.74 W Power Supply Requirements: +12 V and +5 V MTBF: 2,000,000 hours Dimensions (WxDxH): 4.010 x 5.787 x 1.028 inch / 101.85 x 147.00 x 26.10 mm Weight: 1.5 lbs / 680.0 g