Desktop hard drive memory capacity 4 tb form factor 35 inch rpms 7 200 rpm buffer 64 mb bus sata iii sata 600 series hgst ultrastar access time 8 ms mtbf 2 000 000 hours sector size 512e sectors manufacturers guarantee 60 months noise level idle 29 db power consumption operating 114 watt power consumption idle 57 watt height 261 mm