Seagate continues its lead in Enterprise Storage. The Seagate fourth generation of Cheetah products includes the remarkable Cheetah 18 GB Ultra 160 SCSI 15000 RPM. This 15,000-RPM Seagate hard drive supports an amazing 18 Gbytes storage in a 3.5-inch form-factor for mainstream and high-performance users. The unit features an Ultra160 SCSI interface. Seagate has increased the Cheetah performance by 45 percent over the previous generation.