Model Number: ST3400620A Capacity: 400 GB Speed: 7200 rpm Seek time: 11 ms avg Interface: Ultra ATA/100   The Barracuda 7200.10 is the most reliable disc drive around. New perpendicular recording technology supports vertically stored data bits, enabling increased areal density and dependability for workstations and performance PCs. Features Benefits Perpendicular Recording   Perpendicular Recording increases data density while decreasing moving parts for a more dependable drive.   Adaptive Fly Height   Adaptive Fly Height offers consistent read/write performance from the beginning to end of your computing workloads.   Clean Sweep   Clean Sweep automatically calibrates your drive each time you power up.   Directed Offline Scan   Directed Offline Scan runs diagnostics when storage access is not required.   Seagate SoftSonic   Seagate SoftSonic motor enables whisper-quiet operation.   Enhanced G-Force   Enhanced G-Force Protection defends against handling damage.   5 Year Warranty   The product carries an unprecedented five-year warranty.