Seagate SmartAlign technology provides a transition to 4K sectors without the need for software utilities. Seagate Self-Encrypting Drives deliver government-grade encryption without performance degradation—protecting your data where it lives. The FIPS 140-2* options are NIST government-certified for both U.S. and Canadian usage with sensitive data.** Seagate G-Force Protection technology can detect when your laptop is in a free-fall, swing the drive heads to a safe zone and keep the data safe. 7200-RPM and 5400-RPM speeds for customized performance, and 8MB and 16MB cache size to enhance your application performance. 750, 640, 500, 320, 250 and 160GB models for 5400-RPM drives for high-capacity to entry-level and mainstream systems.