Gateway P-170L 160GB SATA Hard Drive KH.16004.002InterfaceSerial ATA (SATA) II interface. ATA-7 compliant.Capacity160 GBData heads2Number of discs3Logical cylinders16,383Logical heads16Logical sectors63Maximum transfer rate to host300 MB per secondTrack-to-track seek2 msAverage seek12 msMaximum seek22 msRotational speed (rpm)5,400Latency (average ms)5.55 millisecondsData buffer8 MBPower requirement5 V ±0.5%Spinup4.7 W (maximum)Seeking2.2 W (typical)Read/Write1.9 W (typical)Idle0.85 W (typical)Standby0.16 W (typical)Sleep0.13 W (typical)Ambient temperatureOperating: 4 to 131° F (5 to 55° C)Non-operating: -40 to 140° F (-40 to 60° C)Shipping: -40 to 158° F (-40 to 70° C)HumidityOperating: 8 to 90%Non-operating: 8 to 90%Shipping: 5 to 90%Vibration9.8 m/s (1.0 G) (5 to 500 Hz) (operating)Shock (operating)325g/2ms (325G duration 2ms)Shock (non-operating)900g/1msHeight0.37 inches (9.5 mm)Width2.75 inches (70 mm)Depth3.94 inches (100 mm)