Seagate® Cheetah® 15K.5 Ultra320 SCSI 68-pin 300-GB Hard Drive The Cheetah® 15K.5 hard drive enables manageable tiered storage solutions without compromising performance or reliability. Cheetah 15K.5 drives deliver cost-effective solutions, allowing systems to keep up with increasing performance needs over a longer period of time. Key Features and Benefits 16-MB cache Ultra320 SCSI 68-pin interface Perpendicular recording technology for maximum capacity Up to 125-MB/s sustained transfer rate 30 percent more IOPS than 10K 3.5-inch drives Reduced RAID rebuild times Highest reliability rating in the industry Lower total cost of ownership (TCO) 5-year warranty Best-Fit Applications Workstations Midrange and high-end servers Direct attached storage (JBOD/RAID) Storage area networks (SAN) storage Network attached storage (NAS) storage High-performance computing (scientific/technical data) Data streaming, mining, visualization and analysis Online transaction processing (OLTP) Collaboration (groupware, email, e-learning, messaging)

Specifications Interface Ultra320 SCSI Cache 16 MBytes Capacity 300 GB Spindle Speed 15,000 rpm Average latency 2.0 msec Random read seek time 3.5 msec Random write seek time 4.0 msec Height (max) 1.028 inches Width (max) 4.010 inches Length (max) 5.787 inches Weight (typical) 1.85 pounds

Cheetah 15K.5 Data Sheet