Seagate Exos 7E8 8TB 512e SATA 256MB Cache 3.5-Inch Enterprise Hard Drive (ST8000NM0055) High-Reliability Drive for servers, storage systems, and business-centric NAS systems Performance-Optimized for heavy application usage, supportsworkloads of up to 550TB per year10 that of desktop hard drives Designed for 247 storage environments and backed by a 2 million hour MTBF rating Seagate Enterprise drives are built on 40 years of enterprise workload knowledge and experience