Search:

Description:	Ships:	Price:
320GB 2.5" Seagate Momentus 7200.4 7200RPM SATA 9.5mm Notebook drive with 16MB Cache - New with 3 Year Seagate Warranty. (ST9320423AS)	Out of Stock	N/A

Seagate

320GB Momentus 7200.4 Hard Disk Drive

2.5-Inch | SATA 3.0Gb/s | 7200RPM | 16MB Cache

Durable mobility-anywhere, anytime

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.

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

Highlights

Highest available notebook performance
320-GB capacity
Support for Read Multiple and Write Multiple commands
Free Installation Videos
Warranty Safe Upgrade.
3 Year Warranty

Applications

High-performance and mainstream laptop PCs
Small form factor PCs
Workstations
Industrial applications
Non-mission-critical blade servers

SPECS

320GB Seagate Momentus 7200.4 Specifications:

Specifications

Form Factor

2.5″ HDD

Interface

SATA 3Gb/s

Capacity¹

320GB

Formatted Capacity²

298GiB

Rotational Speed

7,200 RPM

Cache / Data Buffer

16MB

Manufacturer Model Number

ST9320423AS

Format

Unformatted (Instructions on formatting here)

Physical

Height (max)

9.5mm (0.370″)

Width (max)

69.85mm (2.75″)

Length (max)

100.35mm (3.515″)

Weight (typical)

110g (0.238 lbs.)

Bytes per Sector

512

Reliability³

MTBF (Mean Time Between Failures)

500,000 hours

Contact Start-Stops

>600,000

Annual Failure Rate

0.5%

Nonrecoverable Read Errors

1 per 10¹⁴ bits read

Warranty

3 Year Seagate Warranty

Performance

Transfer Rate (Max)

3.0Gb/s

Power

Maximum Start Current, DC

1.0 Amp

Seek Power

1.554 Watts

Idle Mode

0.67 Watts

Standby Mode

0.67 Watts

Environmental (Operating)

Shock

350 G max at 2ms

Ambient Temperature (°F)

32°F to 140°F

Ambient Temperature (°C)

0°C to 60°C

Altitude

-304.8 m to 3,048 m (-1,000 ft to 10,000+ ft)

Environmental (Non-Operating)

Shock

1000 G max at 1ms

Ambient Temperature (°F)

-40°F to 158°F

Ambient Temperature (°C)

-40°C to 70°C

Altitude

-304.8 m to 12,192 m (-1000 ft to 40,000+ ft)

Acoustics

Idle (Typical)

2.3 bels

Seek (Typical)

2.5 bels

1GB = 1,000,000,000 bytes. Total accessible capacity varies depending upon operating environment (typically 5-10% less). The actual total capacity will depend on your own defined file settings/preferences.
In terms of standard gigabytes, 1GiB ≈ 1.074GB and refers to the actual formatted capacity of shown under Mac OS 10.5 or earlier and Microsoft Windows OS.
Specific application environments such as temperature and duty cycle will affect the overall reliability rates.

Manufacturer provided specifications for Seagate p/n ST9320423AS UPC#: 763649021781