Seagate U Series 9 ST3120025A - hard drive - 120 GB - ATA-100

Description: This Seagate U Series 9 is a 120GB, standard hard disk drive.Compared to other standard hard drives on the market, it is very inexpensive at around $75.Its burst transfer rate (which is how fast the drive moves data already in its cache into your computer) is 100 MBps.

Pros: Has a 5 year warranty, which is considerably more favorable than some similarly priced hard drives.In fact, the average cost of a product with this favorable a warranty is $170.

Cons: Has only a 1MB buffer, which is smaller than some similarly priced hard drives.For example, the Toshiba MK1032GSX, a 100GB hard drive at around $80, has a 16MB buffer.

Suitability: Suitable for replacement or upgrade on many desktop PCs or workstations.

Value: Given its very inexpensive price, this hard drive has great features for the money.

CNET's Product Briefs are generated by a software tool that combines product specifications with knowledge of our editorial experts. They do not reflect hands-on assessment or labs testing. For more information about how we create Product Briefs, contact us.

• Manufacturer: Seagate Technology
• Part Number: ST3120025A

• General

• Device Type Hard drive - Internal hard drive
• Width 4 in
• Depth 5.8 in
• Height 1 in
• Weight 1.3 lbs

• Hard Drive

• Form Factor 3.5" x 1/3H
• Capacity 120 GB
• Interface Type ATA-100
• Buffer Size 1 MB
• Features SeaShell, SeaShield, 3D Defense System, Giant magnetoresistive (GMR) head technology, Enhanced Partial Response Maximum Likelihood (EPRML)
• Compliant Standards S.M.A.R.T.

• Performance

• Drive Transfer Rate 100 MBps
• Seek Time 8.5 ms (average)
• Average Latency 4.16 ms

• Reliability

• Mean time before failure 600,000 hour(s)
• Storage Hard Drive / Non-Recoverable Errors 1 per 10^14
• Start / Stop Cycles 50,000

• Storage Controller

• Type None

• Storage Controller (2nd)

• Type None

• Expansion / Connectivity

• Interfaces 1 x ATA-100 - 40 pin IDC
• Compatible Bays 1 x Internal - 3.5" x 1/3H

• Manufacturer Warranty

• Service & support type 5 years warranty
• Service & Support Details Limited warranty - 5 years

• Environmental Parameters

• Min operating temperature 32 °F
• Max operating temperature 140 °F
• Operating humidity range 5 - 90%
• Vibration Tolerance 0.5 g @ 22-350 Hz (operating) / 5 g @ 22-350 Hz (non-operating)

Seagate Technology

Manufacturer profile

• Website: http://www.seagate.com/
• Address: 920 Disc Drive, Scotts Valley, CA. 95066
• Phone: 1-405-324-4700
• Fax: 1-405-324-4702