SEAGATE Momentus 7200.4 320GB HDD 7200rpm SATA serial ATA 3Gb/sNCQ 16MB cache 2,5inch BLK
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SEAGATE Momentus 7200.4 320GB HDD 7200rpm SATA serial ATA 3Gb/sNCQ 16MB cache 2,5inch BLK
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Interface
Serial ATA II
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Transfer rate
3GB/s
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Capacity
320GB
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Rotational Speed
7200RPM
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Size
2.5"
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Description
Specifications
Momentus 7200.4 SATA 3Gb/s 320-GB Hard Drive
ST9320423AS
The Seagate® Momentus® 7200.4 drive delivers the highest available capacity and performance in a laptop hard drive and draw only .05 percent more power than a 5400-RPM laptop drive.
Key Advantages
Highest available notebook performance
320-GB capacity
Native Command Queuing
Green features:
Lowest-power 7200-RPM laptop hard drive yet
Ramp load features improve idle power consumption
State-of-the-art error correction
Fluid dynamic bearing motor
Support for S.M.A.R.T. drive monitoring and reporting
Support for Read Multiple and Write Multiple commands
Best-Fit Applications
High-performance and mainstream laptop PCs
Small form factor PCs
Workstations
Industrial applications
Non-mission-critical blade servers
Specifications |
320 GB |
Model Number |
ST9320423AS |
Interface |
SATA 3.0Gb/s |
Cache |
16 MBytes |
Capacity |
320 GB |
Areal density (avg) |
394 Gbits/inch2 |
Guaranteed Sectors |
625,142,448 |
PHYSICAL |
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Height (max) |
9.5 mm (0.370 inches) |
Width (max) |
69.85 mm (2.750 inches) |
Length (max) |
100.35 mm (3.951 inches) |
Weight (typical) |
110 grams (0.238 pounds) |
PERFORMANCE |
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Spindle Speed |
7,200 rpm |
Average latency |
4.17 msec |
Random read seek time |
11.0 msec |
Random write seek time |
13.0 msec |
RELIABILITY |
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Annual Failure Rate |
0.5 |
POWER |
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5V start max current |
1.0 amps |
Features |
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HDD size | 2.5" |
HDD capacity | 320 GB |
HDD speed | 7200 RPM |
Interface | Serial ATA II |
Type | HDD |
Component for | Notebook |
Storage drive buffer size | 16 MB |
Bytes per sector | 512 |
Start/stop cycles | 600000 |
Power |
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Power consumption (typical) | 1.554 W |
Power consumption (idle) | 0.67 W |
Operating voltage | 5 V |
Operational conditions |
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Operating temperature (T-T) | 0 - 60 °C |
Storage temperature (T-T) | -40 - 70 °C |
Operating relative humidity (H-H) | 5 - 95% |
Storage relative humidity (H-H) | 5 - 95% |
Operating altitude | -304.8 - 3048 m |
Non-operating altitude | -304.8 - 12192 m |
Operating shock | 350 G |
Non-operating shock | 1000 G |
Weight & dimensions |
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Width | 69.8 mm |
Height | 9.5 mm |
Depth | 100.3 mm |
Weight | 110 g |
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