Designed with a workload rating up to 550TB per year, 10X desktop rating (Workload rate is defined as the amount of data transferred to or from the hard drive; Workload Rate is annualized (TB transferred X (8760/ recorded power on hours); Workload Rate will vary depending on your hardware and software components and configurations Up to 2.5M hours MTBF Five generations of HelioSeal technology (10TB and above) Rotational Vibration Safeguard (RVS) technology for vibration protection