Desktop hard drive memory capacity 4 tb form factor 35 inch rpms 7 200 rpm buffer 128 mb bus sata iii sata 600 series hgst ultrastar charge and discharge cycles 600 000 data transfer rate 202 mbs mtbf 2 000 000 hours sector size 512b sectors manufacturers guarantee 60 months noise level operating 36 db noise level idle 29 db power consumption operating 91 watt power consumption idle 71 watt height 261 mm dimension 147 x 101 6 mm