Seagate Barracuda ST1000DM003

Make

Seagate

Model

Barracuda ST1000DM003

Year

2011-2016

Seagate Barracuda ST1000DM003 Specifications

The Seagate Barracuda ST1000DM003 is a 1TB 3.5-inch internal hard disk drive (HDD) from the Barracuda 7200.14 series, released in Q4 2011. It is designed for desktop PCs and features high-capacity storage with 7200 RPM performance, making it suitable for general computing tasks. Below is a summary of its key specifications, compiled from official and reliable sources.

Category Specification
Model Number ST1000DM003
Series Barracuda 7200.14
Capacity 1TB
Form Factor 3.5-inch
Interface SATA 6Gb/s (SATA III) with NCQ
Spindle Speed 7200 RPM
Cache 64MB (multisegmented)
Average Seek Time 8.5 ms
Peak Sequential Read/Write Up to 195 MB/s read / 193 MB/s write (lab conditions)
Technology Highlights Seagate AcuTracâ„¢ servo (75nm track width), OptiCacheâ„¢ (up to 45% performance boost over prior gen), 1TB-per-disk design
Power Requirements Standard 3.5-inch SATA power connector (5V/12V DC)
MTBF (Mean Time Between Failures) 1 million hours (typical for series)
Warranty Typically 2 years (varies by region/retailer)

This drive uses perpendicular magnetic recording (PMR) and is compatible with most desktop systems supporting SATA interfaces. For detailed installation or troubleshooting, refer to Seagate’s product manual. Note that as an older model, availability may be limited to refurbished or used units.

Posted in Categories: Seagate.

Last modified: September 21, 2025