Seagate Cheetah 15K.6 300-GB ST3300656SS データシート
製品コード
ST3300656SS
www.seagate.com
1-800-SEAGATE (1-800-732-4283)
1-800-SEAGATE (1-800-732-4283)
Cheetah
®
15K.6
Highest capacity and reliability in mission-critical storage
AMERICAS
Seagate Technology LLC 920 Disc Drive, Scotts Valley, California 95066, United States, 831-438-6550
ASIA/PACIFIC
Seagate Technology International Ltd. 7000 Ang Mo Kio Avenue 5, Singapore 569877, 65-6485-3888
EUROPE, MIDDLE EAST AND AFRICA
Seagate Technology SAS 130–136, rue de Silly, 92773, Boulogne-Billancourt Cedex, France 33 1-4186 10 00
Copyright © 2008 Seagate Technology LLC. All rights reserved. Printed in USA. Seagate, Seagate Technology and the Wave logo are registered trademarks of Seagate Technology LLC in the United States and/or other countries.
Cheetah and PowerTrim are either trademarks or registered trademarks of Seagate Technology LLC or one of its affiliated companies in the United States and/or other countries. All other trademarks or registered trademarks are the
property of their respective owners. When referring to hard drive capacity, one gigabyte, or GB, equals one billion bytes and one terabyte, or TB, equals one trillion bytes. Your computer’s operating system may use a different standard
of measurement and report a lower capacity. In addition, some of the listed capacity is used for formatting and other functions, and thus will not be available for data storage. Seagate reserves the right to change, without notice,
product offerings or specifications. DS1645.2-0806US, June 2008
Cheetah and PowerTrim are either trademarks or registered trademarks of Seagate Technology LLC or one of its affiliated companies in the United States and/or other countries. All other trademarks or registered trademarks are the
property of their respective owners. When referring to hard drive capacity, one gigabyte, or GB, equals one billion bytes and one terabyte, or TB, equals one trillion bytes. Your computer’s operating system may use a different standard
of measurement and report a lower capacity. In addition, some of the listed capacity is used for formatting and other functions, and thus will not be available for data storage. Seagate reserves the right to change, without notice,
product offerings or specifications. DS1645.2-0806US, June 2008
Lowest Cost of Ownership
•
Sixth-generation Seagate
®
Cheetah 15K drive is the
fastest, highest capacity and most reliable ever.
•
Cheetah 15K.5 drive performance and reliability enable
lower TCO for enterprise applications.
•
Lower watts/GB ratio helps achieve reduced power and
cooling costs while optimizing capacity requirements.
•
Higher performance with fewer drives—reducing support
infrastructure, physical space requirements and storage
management costs
management costs
•
The highest reliability of any 3.5-inch drive, with increased
system reliability due to the need for fewer drives
MTBF Improvement
•
Seagate continues to focus on reliability and data
protection. MTBF is increased to 1.6 million hours.
•
Seagate-exclusive enhanced Error Correction Code
better maintains performance throughout the life of the
drive and reduces the probability of lost data.
drive and reduces the probability of lost data.
•
The second generation of Seagate-exclusive Background
Media Scan proactively scans the media for potential
defects during drive idle time. It enables incipient errors
to be corrected before data is lost.
defects during drive idle time. It enables incipient errors
to be corrected before data is lost.
•
Our new Quick and Robust Download feature loads new
firmware in less than 2 seconds and built-in protection
ensures no corruption in the event of a power failure
during firmware switch.
ensures no corruption in the event of a power failure
during firmware switch.
Seagate Global Customer Support
•
Get presales and technical support at
support.seagate.com.
•
Visit our knowledge base for answers to common
support questions.
support questions.
•
Find documentation for current and legacy drives.
•
Utilize our online troubleshooting and diagnostic tools.
Specifications
450 GB
1
300 GB
1
146 GB
1
Model Number
ST3450856SS/FC
ST3300656SS/FC
ST3146356SS/FC
Capacity
Formatted 512 Kbytes/Sector (GB)
450
300
146.3
External Transfer Rate (MB/s)
Fibre Channel
3-Gb/s Serial Attached SCSI
Fibre Channel
3-Gb/s Serial Attached SCSI
400
300
400
300
400
300
Performance
Spindle Speed (RPM)
15K
15K
15K
Average Latency (ms)
2.0
2.0
2.0
Seek Time
Average Read/Write (ms)
Track-to-Track Read/Write (ms)
Average Read/Write (ms)
Track-to-Track Read/Write (ms)
3.4/3.9
0.2/0.4
0.2/0.4
3.4/3.9
0.2/0.4
0.2/0.4
3.4/3.9
0.2/0.4
0.2/0.4
Transfer Rate
Internal (Mb/s)
Sustained (MB/s, 1000 x 1000)
Internal (Mb/s)
Sustained (MB/s, 1000 x 1000)
1051 to 2225
171 to 110
1051 to 2225
171 to 110
1051 to 2225
171 to 110
Cache, Multisegmented (MB/s)
16
16
16
Configuration/Organization
Discs
4
3
2
Heads
8
6
3
Nonrecoverable Read Errors per Bits Read
1 sector per 10E16
1 sector per 10E16
1 sector per 10E16
Reliability Rating at Full 24x7 Operation
(AFR)
(AFR)
0.55%
0.55%
0.55%
Power Management
Typical (W)
Fibre Channel
SAS
Fibre Channel
SAS
17.0
17.3
16.1
15.8
15.0
14.4
Power Idle (W)
Fibre Channel
SAS
SAS
12.0
12.4
11.2
11.1
9.7
9.6
Environmental
Temperature, Operating (°C)
5 to 55
5 to 55
5 to 55
Temperature, Nonoperating (°C)
–40 to 70
–40 to 70
–40 to 70
Shock, Operating: 2 ms (Gs)
60
60
60
Shock, Nonoperating: 2 ms (Gs)
250
250
250
Acoustics Idle (bels—sound power)
3.6
3.6
3.6
Vibration, Operating: <400 Hz (Gs)
1.0
1.0
1.0
Vibration, Nonoperating: <400 Hz (Gs)
2.0
2.0
2.0
Physical
Height (in/mm)
1.0/25.4
1.0/25.4
1.0/25.4
Width (in/mm)
4.0/101.6
4.0/101.6
4.0/101.6
Depth (in/mm)
5.75/146.05
5.75/146.05
5.75/146.05
Weight (lb/kg)
1.56/0.709
1.53/0.694
1.49/0.674
Warranty
Limited Warranty (years)
5
5
5
1
One gigabyte, or GB, equals one billion bytes and one terabyte, or TB, equals one trillion bytes when referring to hard drive capacity.