Seagate Technology ST9320421AS hard drive specifications

Seagate Momentus 7200.3 ST9320421AS - hard drive - 320 GB - SATA-300

The Seagate Momentus 7200.3 drive - the industry's highest-performing 7200-RPM laptop hard drive - delivers performance, small size and mobility to all users. Available with G-Force Protection, this drive also offers added durability and robustness in the event of the accidental drops that can occur in strenuous mobile environments. The Seagate Momentus 7200.3 laptop hard drives are perfect for mainstream and performance laptops, workstations and small form factor PCs.

Recommended software for Seagate Technology ST9320421AS status and S.M.A.R.T. monitoring is ActiveSMART www.ariolic.com


Manufacturer
Seagate Technology

HDD Part Number
ST9320421AS


Hard drive health monitoring software
ActiveSMART by Ariolic Software. Click to download ActiveSMART

General

Device Type
Hard drive - Internal hard drive

Width
2.8 in

Depth
4 in

Height
0.4 in

Weight
3.9 oz

Hard Drive

Form Factor

Capacity
320 GB

Interface Type
Serial ATA-300

Buffer Size
16 MB

Features
QuietStep, Ramp Load, Perpendicular Recording, Native Command Queuing (NCQ)

Performance

Drive Transfer Rate
300 MBps

Internal Data Rate
80 MBps

Seek Time
11 ms (average)

Average Latency
4.17 ms

Spindle Speed
7200 rpm

Reliability

Mean time before failure
500,000 hour(s)

Storage Hard Drive / Non-Recoverable Errors
1 per 10^14

Start / Stop Cycles
600,000

Storage Controller

Type
None

Expansion / Connectivity

Interfaces
1 x Serial ATA-300 - 7 pin Serial ATA

Compatible Bays
1 x Internal - 2.5" x 1/8H

Compatible Slots
x None

Miscellaneous

Microsoft Certifications
Compatible with Windows 7

Manufacturer Warranty

Service & Support
3 years warranty

Service & Support Details
Limited warranty - 3 years

Environmental Parameters

Min Operating Temperature
32 �F

Max Operating Temperature
140 �F

Shock Tolerance
1000 g @ 1ms (non-operating)


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