Seagate Cheetah 15K.5 300GB 15000 RPM Ultra320 SCSI 80-Pin LC 16MB Cache 3.5 Inch Internal Bare Drive ST3300655LC The Seagate Cheetah 15K. 5 drive is the first drive to break the 100-MB sustained transfer rate barrier, delivering up to 125 MB/s. Fastest and most reliable Cheetah 15K drive ever 30 percent more IOPS and more than 20 percent faster response times than 3. 5-inch 10K drives Enables higher performance with fewer drives, reducing supporting infrastructure, maintenance and space needs, while increasing system reliability The Seagate Cheetah 15K.5 drive is the first drive to break the 100-MB sustained transfer rate barrier, delivering up to 125 MB/s. Fastest and most reliable Cheetah 15K drive ever 30 percent more IOPS and more than 20 percent faster response times than 3.5-inch 10K drives Enables higher performance with fewer drives, reducing supporting infrastructure, maintenance and space needs, while increasing system reliability