User manual SEAGATE CHEETAH 15K.4 DATASHEET

[. . . ] Cheetah 15K. 4 Mainstream enterprise disc drive storage The Best Price/Performance, Lowest Cost of Ownership Disc Drive 146, 73, and 36 Gbytes--15K RPM--Ultra320 SCSI, 2 Gbit/sec FC and Serial Attached SCSI (SAS) Key Advantages · 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 · Highest reliability in the industry--designed for "full duty cycle" applications · Reduces RAID rebuild times while minimizing reliability risks · Fastest, coolest, quietest and most reliable Cheetah® 15K ever Best-Fit Applications All mainstream enterprise applications, such as: · E-mail · Business processing · Transaction processing · Decision support · Storage Area Networks (SAN) · Networked Attached Storage (NAS) · Internet and e-commerce Cheetah 15K. 4 Mainstream enterprise disc drive storage Lowest Cost of Ownership · Cheetah 15K performance and reliability enable lower TCO for a wide variety of enterprise applications. [. . . ] Highest Reliability · Seagate-exclusive enhanced Error Correction Code better maintains performance throughout the life of the drive and reduces the probability of lost data. · Background Media Scan, a Seagate exclusive feature, proactively scans the media for potential defects during drive idle time without using system bandwidth. It enables incipient errors to be corrected before data is lost. · The Cheetah 15K. 4 is designed and manufactured by the same teams that successfully delivered the past three award-winning generations of Cheetah 15K. World-Class Technical Support · Certified, experienced support staff · Rated "Above Average to Excellent" by 95 percent of our customers · Support lines with the shortest wait times in the industry · Individually archived case histories for quick reference · Web-based Q&A forum and autoreply e-mail · Seagate Design Service Centers (DSC) help companies transform innovative ideas into viable products. www. seagate. com 1-800-732-4283 (1-800-SEAGATE) Specifications Model Number Capacity Formatted 512 Kbytes/Sector (Gbytes) Interface External Transfer Rate (Mbytes/sec) Interface External Transfer Rate (Mbytes/sec) Interface External Transfer Rate (Mbytes/sec) Performance Spindle Speed (RPM) Average Latency (msec) Seek Time Average Read/Write (msec) Track-to-Track Read/Write (msec) Transfer Rate Internal (Mbits/sec) Internal Formatted (Mbytes/sec) Sustained (Mbytes/sec) Cache, Multisegmented (Mbytes) Configuration/Organization Discs Heads Nonrecoverable Read Errors per Bits Read MTBF (hours), AFR Power Management Typical (watts) SCSI Fibre Channel SAS SCSI Fibre Channel SAS 146. 8 GB1 73. 4 GB1 36. 7 GB1 ST3146854LW/LC/FC/SS ST3733454LW/LC/FC/SS ST336754LW/LC/FC/SS 146. 8 Ultra320 SCSI 320 2 Gbit/sec FC 200 SAS 300 15K 2. 0 3. 5/4. 0 0. 2/0. 4 685 to 1142 87 to 143 58 to 96 8 4 8 1 sector per 1015 1, 400, 000/0. 62% 17. 5 19. 36 19. 48 12. 0 13. 7 14. 37 5 to 55 ­40 to 70 60 250 3. 6 1. 0 3. 0 1. 0/25. 4 4. 0/101. 6 5. 75/146. 05 1. 5/0. 771 73. 4 Ultra320 SCSI 320 2 Gbit/sec FC 200 SAS 300 15K 2. 0 3. 5/4. 0 0. 2/0. 4 685 to 1142 87 to 143 58 to 96 8 2 4 1 sector per 1015 1, 400, 000/0. 62% 14. 3 17. 08 17 9. 5 11. 4 11. 95 5 to 55 ­40 to 70 60 250 3. 2 1. 0 3. 0 1. 0/25. 4 4. 0/101. 6 5. 75/146. 05 1. 5/0. 771 36. 7 Ultra320 SCSI 320 2 Gbit/sec FC 200 SAS 300 15K 2. 0 3. 5/4. 0 0. 2/0. 4 685 to 1142 87 to 143 58 to 96 8 1 2 1 sector per 1015 1, 400, 000/0. 62% 13. 51 15. 27 15. 2 8. 04 9. 8 10. 4 5 to 55 ­40 to 70 60 250 3. 0 1. 0 3. 0 1. 0/25. 4 4. 0/101. 6 5. 75/146. 05 1. 5/0. 771 5 Power Idle (watts) Environmental Temperature, Operating (°C) Temperature, Nonoperating (°C) Shock, Operating: 2 msec (Gs) Shock, Nonoperating: 2 msec (Gs) Acoustics Idle (bels--sound power) Vibration, Operating: <400 Hz (Gs) Vibration, Nonoperating: <400 Hz (Gs) Physical Height (in/mm) Width (in/mm) Depth (in/mm) Weight (lb/kg) Warranty 5 5 Limited Warranty (years) 1 1 Gbyte = 1, 000, 000, 000 bytes. For additional details go to cheetah. seagate. com AMERICAS ASIA/PACIFIC EUROPE, MIDDLE EAST AND AFRICA Seagate Technology LLC 920 Disc Drive, Scotts Valley, California 95066, United States, 831-438-6550 Seagate Technology International Ltd. 151 Lorong Chuan, New Tech Park #06-01, Singapore 556741, 65-6488-7498 Seagate Technology SAS 130-136, rue de Silly, 92773 Boulogne-Billancourt Cedex, France, 33 1-41 86 10 00 © 2004 Seagate Technology LLC. [. . . ] Publication Number: 1566-002, November 2004 [. . . ]