. Seagate manufactures hard drives that specifically address the needs of the hyperscale storage market. As the flagship of the Seagate X class the Exos X16 enterprise hard drives are the highest-capacity hard drives in the fleet Key Product Info. High performance with enhanced caching making it perfect for cloud data center & massive scale-out data center applications Hyperscale SATA model tuned for large data transfers & low latency Power Balance feature optimizes Watts/TBHelium sealed-drive design delivers lower total cost of ownership through lower power & weight Next-generation helium side-sealing weld technology for added handling robustness & leak protection Digital environmental sensors to monitor internal drive conditions for optimal operation & performance Data protection & security Seagate Secure features for safe affordable fast & easy drive retirement