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www.seagate.com 
1-800-SEAGATE  (1-800-732-4283)

Cheetah

®

 15K.7

Highest capacity, performance and reliability  

in 3.5-inch mission-critical storage

 

AMERICAS 

Seagate Technology LLC   920 Disc Drive, Scotts Valley, California 95066, United States, 831-438-6550

 

ASIA/PACIFIC 

Seagate Singapore International Headquarters Pte. 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 © 2009 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. DS1677.2-0907US, July 2009

Lowest Cost of Ownership

  Seventh-generation Seagate

®

 Cheetah 15K.7 drive is the 

fastest, highest capacity and most reliable ever.

  Cheetah 15K.7 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

  The highest reliability of any 3.5-inch drive, with increased 

system reliability due to the need for fewer drives

Highest Reliability

  Seagate continues to focus on reliability and data 

protection. MTBF is an industry-leading 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.

  The third 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.

  Our Quick and Robust Download feature loads new 

firmware in a matter of seconds with built-in protection to 
ensure 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. 

•  

Find documentation for current and legacy drives.

•  

Utilize our online troubleshooting and diagnostic tools.

Specifications

600 GB

1

450 GB

1

300 GB

1

Model Number

ST3600057SS         
ST3600957SS

2

ST3600057FC

ST3450857SS     
ST3450757SS

2

ST3450857FC

ST3300657SS      
ST3300557SS

2

ST3300657FC

Capacity

Formatted 512 Kbytes/Sector (GB)

600

450

300

External Transfer Rate (MB/s) 
   4-Gb/s Fibre Channel 
   6-Gb/s Serial Attached SCSI

 
400
600

 
400
600

 
400
600

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)

3.4/3.9
0.2/0.4

3.4/3.9
0.2/0.4

3.4/3.9
0.2/0.4

Transfer Rate
   Internal (Mb/s, OD–ID)
   Sustained (MB/s, 1000 x 1000)

 
1450 to 2370
122 to 204

 
1450 to 2370
122 to 204

 
1450 to 2370 
122 to 204

Cache, Multisegmented (MB/s)

16

16

16

Configuration/Organization

Disks

4

3

2

Heads

8

6

4

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)

0.55%

0.55%

0.55%

MTBF (hours)

1,600,000

1,600,000

1,600,000

Power Management

Typical (W) 
   Fibre Channel 
   SAS

 
16.31
16.35

 
15.17
14.6

 
13.8
12.92

Power Idle (W) 

 

   Fibre Channel 
   SAS

 
11.61
11.68

 
10.26
10.1

 
8.98
8.74

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)

300

300

300

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)

3.0

3.0

3.0

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)

5.76/146.52

5.76/146.52

5.76/146.52

Weight (lb/kg)

1.51/0.686

1.49/0.676

1.48/0.671

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.
2 Self-Encrypting Drive model; requires TCG-compliant host or controller support

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