One third more capacity and 23 lower energy consumption available today thats the power of helium delivering the industrys leading capacity at 8tb ultrastar he8 is based on the widely accepted and proven helioseal platform helioseal technology replaces air with helium inside the drive reducing air turbulence and enabling 7stac a seven disk design in a traditional 35 inch form factor ultrastar he8 goes beyond what any air based hdd can do and seamlessly integrates into virtually any m