• Seagate Self-encrypting Drives deliver government grade encryption without performance degredation – protecting your data where it lives. The FIPS 140-2* options are NIST government certified for both the US and Canadian usage with sensitive data.**<br />• Seagate G-Force Protection can detect when your laptop is in a free fall, it swings the disk drive heads to safe zone and keeps the data safe.<br />• 18 essential options also include both 7200 and 5400-RPM speeds for customized performance and 8 and 16MB cache size to enhance your application performance<br />• 640, 500, 320, 250 &amp; 160GB models for 5400-RPM drives for high capacity to entry leveland mainstream systems<br />• 500, 320, 250 &amp; 160GB models for 7200-RPM drives for high capacity and high performance systems<br /><br />* FIPS 140-2 Level 2 Certification in progress.<br /><br />**Not available in all countries.