Cost-effective datacenter storage delivers the right blend of performance, reliability and capacity and keeps your total cost of ownership low. All drives undergo at least 5 million hours of functional testing, and over 20 million hours of additional testing under actual workloads in actual server and storage systems. Enhanced Rotary Acceleration Feed Forward technology results in a significant performance improvement in high vibration environments over the previous generation of drives. 3 TB capacity holds up to 600,000 digital photos, 750,000 MP3 files, and 360 hours of HD video. 5 year limited warranty.