These drives provide the following key features: - Compliant with RoHS requirements in China and Europe. - Full-track multiple-sector transfer capability without local processor intervention. - High instantaneous (burst) data-transfer rates (up to 600MB per second). - Native Command Queuing with command ordering to increase performance in demanding applications. - Quiet operation. - Seagate AcuTrac servo technology delivers dependable performance, even with hard drive track widths of only 75 nanometers. - Seagate OptiCache technology boosts overall performance by as much as 45% over the previous generation. - Seagate SmartAlign technology provides a simple, transparent migration to Advanced Format 4K sectors - SeaTools diagnostic software performs a drive self-test that eliminates unnecessary drive returns. - State-of-the-art cache and on-the-fly error-correction algorithms. - Support for S.M.A.R.T. drive monitoring and reporting. - Supports latching SATA cables and connectors. - TGMR recording technology provides the drives with increased areal density. - Worldwide Name (WWN) capability uniquely identifies the drive.