Seagate Exos 1TB E-Class Nearline Enterprise Hard Drive 3. 5\" SATA III 6GB\'s 512N Trusted, efficient and versatile enterprise storage with industry-leading ninth-generation conventional magnetic recording technology, the Exos(TM) 7E2 is a budget-friendly, enterprise-grade hard drive. Delivering 1 TB and 2 TB capacities and On-Demand Power Choice(TM) for lower power consumption, the Exos 7E2 is engineered for 24x7 workloads of 550 TB/yr -- 10 times that of desktop drives. Choose the Exos 7E2 as your entry-level hard drive choice. Seagate brings industry-leading ninth-generation conventional magnetic recording technology with the Exos(TM) 7E2 hard drive, which is available in 1 TB and 2 TB capacities in traditional 3. 5-inch form factor. The Exos 7E2 is the best fit for the following applications: Legacy mainstream applications requiring 512n block size Mainstream enterprise external storage arrays Why choose Exos 7E2? Budget-friendly, enterprise-grade drives Reliable access to unstructured data in bulk storage applications Easy integration into replicated and RAID multi-drive legacy storage servers and systems with industry-standard format State-of-the-art cache, on-the-fly error-correction algorithms for accurate data storage Industry-leading rotational vibration design to help ensure consistent performance in dense multi-drive systems Engineered for 24x7 workloads of 550 TB/yr -- 10 times that of desktop drives Enable lower power when drive is not in use with on-demand Seagate(R) Power Choice(TM) Ensure no unnecessary downtime and reduce TCO with Seagate Sea Tools(TM) diagnostic software to provide drive self-tests