Seagate BarraCuda 2TB 3.5" Internal Desktop Hard Drive — ST2000DM005 | SATA 6Gb/s | 5400 RPM | 256MB Cache

The Seagate BarraCuda ST2000DM005 is built for home PC users, multimedia enthusiasts, content consumers, and small business users who need generous 2TB bulk storage for documents, photos, videos, music, software installations, system backups, and everyday data archiving on a desktop PC, home server, or all-in-one system. It is well-suited for primary or secondary storage in home desktops, multimedia PCs, home NAS enclosures, and entry-level DAS configurations where large capacity, quiet operation, and everyday performance reliability are the priorities.

The BarraCuda ST2000DM005 delivers 2TB of desktop storage capacity with Seagate's SMR (Shingled Magnetic Recording) technology, maximising storage density while maintaining dependable sequential read and write performance for everyday workloads. The 256MB multisegmented cache — significantly larger than standard HDD caches — works alongside Seagate's Multi-Tier Caching (MTC) Technology, which intelligently layers NAND Flash, DRAM, and media cache to optimise data flow and dramatically improve application loading and file access speeds compared to standard single-tier cache designs. A sustained transfer rate of 190 MB/s on the outer diameter enables fast large-file sequential transfers for video playback, media libraries, and backup operations. The SATA 6Gb/s interface supports backward compatibility with SATA 3Gb/s and SATA 1.5Gb/s systems for broad platform compatibility. A 600,000 load/unload cycle rating and a 55TB/year workload rating reflect solid reliability credentials for everyday home and office storage use. Operating at just 3.7W during read/write operations, the 5400 RPM spindle delivers quiet, efficient performance with lower heat output compared to 7200 RPM drives — keeping system noise and temperatures low during extended daily use.

Part Number: ST2000DM005
Series: Seagate BarraCuda
Capacity: 2TB
Form Factor: 3.5 Inch
Interface: SATA 6Gb/s (backward compatible with 3.0 Gb/s and 1.5 Gb/s)
SATA Transfer Rates Supported: 6.0 / 3.0 / 1.5 Gb/s
Recording Technology: SMR (Shingled Magnetic Recording)
Bytes per Sector: 4,096 (4Kn)
Rotational Speed: 5400 RPM
Cache: 256MB Multisegmented
Sustained Transfer Rate (OD): 190 MB/s
Cache Technology: Multi-Tier Caching (MTC) Technology
Load/Unload Cycles: 600,000
Workload Rating: 55 TB/year
Non-Recoverable Read Errors: <1 per 10¹⁴ bits read
Power Consumption (Read/Write): 3.7W
Power Consumption (Idle): 2.5W
Power Consumption (Standby/Sleep): 0.75W
Operating Temperature: 0°C to 60°C
Non-Operating Temperature: -40°C to 70°C
Operating Shock: 80G (2ms, read) / 50G (2ms, write)
Non-Operating Shock: 250G (1ms)
Height: 20.20mm
Width: 101.85mm
Depth: 146.99mm
Weight: 415g

System Requirements: Compatible with any desktop PC, all-in-one system, home server, or direct-attached storage (DAS) enclosure with a standard SATA 3.5-inch drive bay and SATA power connector; backward compatible with SATA 3Gb/s and SATA 1.5Gb/s systems; 4Kn sector format — verify OS and motherboard support for 4K native sectors before purchase (Windows 8 and later support 4Kn natively; some legacy systems may require Advanced Format compatibility check)

Setup: Standard SATA data cable and SATA power connector required (typically included with motherboard or available separately); plug-and-play installation in any compatible 3.5-inch SATA drive bay; no additional software required; SeaTools diagnostic software available free from Seagate for drive health monitoring

Mounting Options: Standard 3.5-inch internal drive bay; horizontal or vertical mounting supported; compatible with standard desktop and server chassis mounting screws

Usage Environment: Ideal for home and office desktop primary or secondary storage, multimedia PC data libraries, home server storage, backup drives, and entry-level NAS or DAS enclosures for everyday data storage and archiving