Worldrsquos first helium hdd ndash patented heliosealtrade technology enables this new building block for future growth industryrsquos first 6tb hdd ndash innovative 7stactrade disk design enables the worldrsquos highest capacity tcoptimizedtrade platform ndash delivers higher capacity lower power cooler and quieter operation in a standard 35 inch form factor hgst delivers the worldrsquos first hermetically sealed helium hard drive the ultrastarreg he6