Seagate Ironwolf ST6000VN0033 6TB Hard Drive IronWolf drives are designed to endure the sustained user workloads of enterprise and business environments. High throughput and high user workload rate of 180TB year means they can easily handle multiple users and large data transfers during years of service. Seagate ST6000VN0033, 7200RPM, SATAIII 6GBS, 3.5in, 6TB capacity, AgileArray, 256MB cache. Tough, ready, and scalable. IronWolf drives are NAS optimized for 24x7 in NAS enclosures.