Seagate Technology ST9120821AS hard drive specifications

Seagate Momentus 5400.2 ST9120821AS - hard drive - 120 GB - SATA-150

Seagate Momentus 5400.2 enables the freedom of mobility and enhanced productivity with 5400-RPM performance. Users experience almost 50 percent more performance compared to 4200-RPM drives, but low power consumption enables users to work longer. Seagate extends Serial ATA as an option by leveraging the award-winning SATA technology available on the Seagate Barracuda family.

Recommended software for Seagate Technology ST9120821AS status and S.M.A.R.T. monitoring is ActiveSMART www.ariolic.com


Manufacturer
Seagate Technology

HDD Part Number
ST9120821AS


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
3.9 in

Height
0.4 in

Weight
0.2 lbs

Hard Drive

Form Factor

Capacity
120 GB

Interface Type
Serial ATA-150

Buffer Size
8 MB

Features
G-Force Protection, Native Command Queuing (NCQ), QuietStep

Performance

Drive Transfer Rate
150 MBps

Internal Data Rate
57.6 MBps

Seek Time
12.5 ms (average)

Average Latency
5.6 ms

Spindle Speed
5400 rpm

Reliability

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

Storage Controller

Type
None

Expansion / Connectivity

Interfaces
1 x Serial ATA-150 - 7 pin Serial ATA

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

Compatible Slots
x None

Miscellaneous

Microsoft Certifications
Works with Windows Vista

Manufacturer Warranty

Service & Support
3 years warranty

Service & Support Details
Limited warranty - 3 years

Environmental Parameters

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

Sound Emission
24 dB


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