Seagate's Exos enterprise-class hard drives are designed for the most demanding workloads, providing highly reliable drives for servers, storage systems, and business-oriented NAS applications. Drives from the Exos X family enable maximum storage capacity and the most efficient rack utilization. As the flagship of Seagate's X-class, the Exos X18 drives are among the highest-capacity hard drives in the fleet. Exos X drives offer exceptional hard drive performance with enhanced write caching and are ideal for OLTP, Hadoop, Ceph, and HPC applications. Experience the industry's best IOPS/Watt by optimizing your storage with Seagate's PowerBalance feature. Seagate's enterprise hard drives lower your cooling and energy costs per gigabyte, as they provide high capacity with low power consumption and a small form factor. Thanks to Seagate's integrated PowerChoice technology, you can further reduce your power costs and tailor your systems to your specific needs. This results in up to a 35% reduction in power consumption, which is especially beneficial for companies with many hard drives.