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How to read the Deskstar model number
HDS721010CLA332 = 1TB, SATA 3Gb/s,
32MB buffer
H = HGST
D
= Deskstar
S
= Standard
72 = 7200 RPM
10 = Full capacity — 1TB
10 = Capacity this model, 10 = 1TB
(75 = 750GB, 64 = 640GB, 50 = 500GB,
32 = 320GB, 25 = 250GB, 16 = 160GB)
C = Generation code
L
= 26.1mm z-height
A3 = Interface, SATA 3Gb/s (A6 = SATA 6Gb/s)
3
= 32MB buffer (6 = 16MB, 8 = 8MB)
2
= Reserved
Information and Technical Support
www.hgst.com (Main Web site)
www.hgst.com/partners (Partner Web site)
North America
support_usa@hgst.com
Toll free: 1 888 426-5214, Direct: 1 408 717-8087
Asia Pacific
support_ap@hgst.com / 65 6840 9595
EMEA and UK
support_uk@hgst.com / 44 20 7133 0032
Germany
support_uk@hgst.com / 49 6929 993601
Program Support
Partners First Program. channelpartners@hgst.com
© 2012 HGST, a Western Digital company, 3403 Yerba Buena Road, San Jose, CA 95135 USA. Produced in the United States 8/09, rev. 9/09, 11/09, 8/11, 9/12. All rights reserved.
Deskstar and HiVERT are trademarks of HGST, a Western Digital company. ENERGY STAR® is a registered mark of the United States Environmental Protection Agency.
The EcoTrac symbol identifies HGST hard drives that deliver on the principles of lower operating costs, safer product disposal and a more sustainable environment.
HGST trademarks are intended and authorized for use only in countries and jurisdictions in which HGST has obtained the rights to use, market and advertise the brand. Contact HGST for
additional information. HGST shall not be liable to third parties for unauthorized use of this document or unauthorized use of its trademarks.
References in this publication to HGST's products, programs, or services do not imply that HGST intends to make these available in all countries in which it operates.
Product specifications provided are sample specifications and do not constitute a warranty. Information is true as of the date of publication and is subject to change. Actual specifications for
unique part numbers may vary.
Please visit the Support section of our website, www.hgst.com/support, for additional information on product specifications. Photographs may show design models.
Specifications
Models
Configuration
Interface
1
Capacity (GB)
Max. areal density (Gbits/sq. in)
Performance
2
Data buffer (MB)
Rotational speed
Media transfer rate (Mbits/s, max)
Interface transfer rate (MB/s, max)
Reliability
Error rate (non-recoverable, bits read)
Load/unload cycles (at 40° C)
3
Availability
(hrs/day x days/wk)
Power
Requirement
Startup current (A, max.)
Idle (W, avg.)
1TB / 750GB / 640GB
500GB / 320GB / 250GB / 160GB
Physical size
z-height (mm)
Dimensions (width x depth, mm)
Weight (g, max.)
1TB / 750GB / 640GB
500GB / 320GB / 250GB / 160GB
Environmental (operating)
Ambient temperature
Relative humidity (non-condensing)
Shock (half-sine wave, G)
Vibration (G RMS 5 to 500 Hz)
Environmental (non-operating)
Ambient temperature
Relative humidity (non-condensing)
Shock (half-sine wave, G (2ms))
Vibration, random (G RMS 2 to 200 Hz)
1
One GB is equal to one billion bytes and one TB equals
1,000GB (one trillion bytes) when referring to hard drive
capacity. Accessible capacity will vary from the stated
capacity due to formatting and partitioning of the hard
drive, the computer's operating system, and other factors.
2
Portion of buffer capacity used for firmware
Deskstar
HDS721010CLA332
HDS721075CLA332
HDS721064CLA332
HDS721050CLA362
HDS721032CLA362
HDS721025CLA382
HDS721016CLA382
SATA 3Gb/s
1TB / 750 / 640 / 500
320 / 250 / 160
350
32 / 32 / 32 / 16 / 16 / 8 / 8
7200 RPM
1546
300
14
1 in 10
300,000
24x7
+5 VDC (+/-5%), +12 VDC (+/-10%)
1.5 (+5V), 2.0 (+12V)
4.4
3.6
26.1
101.6 (+/-0.25) x 147
680
400
0
to 60
C
o
o
8% to 90%
70
0.67 (XYZ)
-40
to 70
C
o
o
5% to 95%
350
1.04 (XYZ)
3
Intended for low duty cycle, non mission-critical
applications in PC, nearline, and consumer
electronics environments, which may vary from
application to application. Note that customer
environments may vary from application to
application.
7K1000.C
™
HDS721010CLA632
HDS721075CLA632
HDS721064CLA632
HDS721050CLA662
HDS721032CLA662
HDS721025CLA682
HDS721016CLA682
SATA 6Gb/s
f
f
f
f
f
600
f
f
f
f
f
f
f
f
f
f
f
f
f
f
f
f
f
DSDS7210C09EN-05
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