Server hard drive capacity 250 gb form factor 25 inch rpms 7 200 rpm buffer 64 mb bus sata iii sata 600 series seagate constellation access time 85 ms mtbf 1 400 000 hours sector size 512b sectors manufacturers guarantee 60 months noise level operating 28 db noise level idle 22 db power consumption operating 435 watt power consumption idle 252 watt height 15 mm