Seagate ST3250310NS, ST3500320NS, ST3320630NS, ST3750330NS User Manual
Data Sheet
Barracuda® ES.2
High-capacity, business-critical
Tier 2 enterprise drives
1 TB, 750 GB, 500 GB and 250 GB • 7200 RPM •
SATA 3Gb/s, SATA 1.5Gb/s and SAS 3Gb/s
Key Advantages
•
1-TB drive delivers 33 percent more capacity than the
Barracuda ES drive.
•
The industry’s highest-reliability 7200-RPM drive,
designed for 24x7 operation
•
Best-in-class rotational vibration tolerance ensures
unrivalled performance in high spindle-density applications,
and multi-drive firmware maximizes system availability.
•
Seagate® PowerTrim™ technology dynamically optimizes
power consumption by improving GB/watt by 55 percent and by
reducing overall drive power consumption by 20 percent over
prior-generation Barracuda ES drives.
•
Choose SAS for the seamless Tier 2 enterprise experience, with
improved data integrity and a 135 percent average performance
boost over SATA. SAS also reduces integration complexity and
optimizes system performance for rich media, reference data
storage and enterprise backup applications.
Best-Fit Applications
•
Storage-hungry business applications
•
Network attached storage (NAS)
•
Maximum-capacity servers
•
Rich media content storage—audio, video, image
•
Reference and compliance data storage
•
Enterprise backup and restore—D2D, virtual tape
•
Collaboration—email, messaging
•
Infrastructure—Web, print, file
Barracuda® ES.2
High-capacity, business-critical Tier 2 enterprise drives
Seagate Makes the Best Even Better
With a 5-Year Limited Warranty
•
1-TB Seagate Barracuda ES.2 drive
provides 33 percent more capacity than
its predecessor.
•
With a choice of either SATA or SAS
interfaces, the Barracuda ES.2 drive
utilizes perpendicular recording technology
to deliver the industry’s highest-capacity
4-platter drive. SAS delivers up to a 38
percent IOPS/watt improvement over
SATA.
•
The best 7200-RPM reliability for
24x7 business-critical applications from
a trusted source, backed by a 5-year
limited warranty
•
Multi-drive firmware features and
best-in-class rotational vibration (RV)
tolerance maximizes system availability
and performance in multi-drive systems.
Seagate proprietary Workload Management
technology helps systems keep drives cool.
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.
•
Download DiscWizard™ to help migrate
data from an older drive.
•
Seagate Design Service Centers (DSC)
help companies transform innovative
ideas into viable products.
www.seagate.com
1-800-SEAGATE (1-800-732-4283)
1
Specifications
Model Number
Interface
External Tran sfer Rate (G b/s )
Performance
Transfer Rate
Maxim um Internal ( Mb/s)
Maxim um Sustained , SATA (MB /s)
Maxim um Sustained , SAS ( MB/s)
Cache, M ultisegment ed (MB)
SATA
SAS
Average L atency (msec)
Spindl e Speed ( RPM)
Seek Tim e
Average R ead/Write (ms ec)
Track-to-Trac k Read/Wr ite (msec)
Configuration/Or ganization
Byte s per Sec tor
SATA
SAS
Reliability/ Data Integrity
Mean Time Between Failu res (M TBF, hours)
Reliab ility Rating at Full 24x7 Ope ration (AF R)
Nonrecovera ble Read E rrors p er Bits Read
Error Control/Correction (ECC )
Inter face Ports
SATA
SAS
Limite d Warranty ( years )
Power Management
Typical ( W)
SATA
SAS
Idle Aver age (W)
SATA
SAS
Environmental
Temperat ure, Operating (°C )
Temperature, Nonoperating (°C)
Shock , Opera ting : 2 ms (Gs )
Shock , Nonoperatin g: 2 ms ( Gs)
Acous tics Idle (be ls—s ound power)
Rotat ional Vibrat ion @ 1500 Hz max ( Rad/sec
Physical
Height ( in/mm)
Width ( in/mm)
Depth ( in/mm)
Weight ( lb/kg)
1
One gigab yte, or GB, equ als one billion by tes and one tera byte, or TB, equ als one trillion b ytes when ref erring to hard dr ive capacity.
1 TB
ST31000340NS
ST31000640SS
SATA 3Gb /s, 1.5Gb/ s
SAS 3 Gb/ s
3.0 3.0 3.0 3.0
1287
105
116
32
16
4.16 4.16 4.16 4.16
7200 7200 7200 7200
8.5/9.5
0.8/1.0
512
512, 520, 524, 5 28
1.2 million 1.2 million 1.2 million 1.2 million
0.73% 0.73% 0.73% 0.73%
1 sector p er 10E15 1 sector p er 10E15 1 sector p er 10E15 1 sector p er 10E15
10 bit 10 bit 10 bit 10 bit
Single
Dual
5 5 5 5
11.6
12.5
8.0
9.0
5 to 55 5 to 55 5 to 55 5 to 55
–40 t o 70 –40 t o 70 –40 t o 70 –40 t o 70
63 63 63 63
300 300 300 300
2.7 2.7 2.5 2.5
2
)
12.5 12 .5 12.5 12 .5
1.0 2/ 26 .11 1.0 2/ 26 .11 1.0 2/ 26 .11 1.0 2/ 26 .11
4/ 101.6 4/ 101.6 4/ 101.6 4/ 101.6
5.78/146.99 5.78/146.99 5.78/146.99 5.78/146.99
1.493/0.677 1.396/ 0.633 1.199/0.543 1.141/ 0.5 18
750 GB1500 GB1250 GB
ST3750330NS
ST3750630SS
SATA 3Gb /s, 1.5Gb/ s
SAS 3 Gb/ s
1287
105
116
32
16
8.5/9.5
0.8/1.0
512
512, 520, 524, 5 28
Single
Dual
11.6
12.5
8.0
9.0
ST3500320NS
ST3500620SS
SATA 3Gb /s, 1.5Gb/ s
SAS 3 Gb/ s
1287
105
116
32
16
8.5/9.5
0.8/1.0
512
512, 520, 524, 5 28
Single
Dual
10.6
12.5
8.0
9.0
1
ST3250310NS
SATA 3Gb /s, 1.5Gb/ s
1287
105
116
32
—
8.5/9.5
0.8/1.0
512
—
Single
—
10.6
—
8.0
—
AMERI CAS Sea gate Techno logy LLC 9 20 Disc D rive, Sc otts Val ley, Calif ornia 9 5066 , United S tates , 831-43 8-65 50
ASIA /PACIFI C Seag ate Technol ogy Inte rnati onal Ltd. 70 00 Ang Mo Kio Avenu e 5, Sing apore 5 69877, 65- 6485-38 88
EUROPE, MIDD LE EAST A ND AFRI CA Seagate Techno logy SA S 130–136, ru e de Sill y, 92773, Bo ulogne -Bil lancou rt Ced ex, Fran ce 33 1-4186 10 00
Copyrig ht © 2008 Seagate Techn ology LLC. All right s reserved. Pri nted in USA. Seag ate, Seagate Technolo gy and the Wave logo are re gistered trade marks of Seagate Tech nology LLC in the Unite d States and/o r other countrie s.
Barrac uda, DiscWizar d and PowerTrim are either tra demarks or regis tered tradema rks of Seagate Technolo gy LLC or one of its affi liated companie s in the United State s and/or other c ountries. All ot her trademarks o r registered tra demarks
are the pro perty of their r espective owner s. When referri ng to hard drive capa city, one gigabyte, o r GB, equals one bil lion bytes and one te rabyte, or TB, equ als one trillion by tes. Your computer’s op erating system may u se a different
standa rd of measuremen t and report a lowe r capacity. In addit ion, some of t he listed capaci ty is used f or formatting an d other function s, and thus will not be av ailable for data st orage. Seagate re serves the righ t to change, withou t notice,
produc t offerings or sp ecifications. Pu blication Numb er: DS1627.5-0 805US, May 2008
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