Seagate · PC / gaming
ST3000DM002
Desktop HDD 3TB
SATA 6 Gb/s · 3.5-inch
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An exact Amazon listing has not been verified for this model yet.
Compare alternatives ↓As an Amazon Associate I earn from qualifying purchases.The Seagate ST3000DM002 is a 3TB Desktop HDD hard drive for desktop and gaming storage, using SATA 6 Gb/s in a 3.5-inch form factor.
Manufacturer specifications
| Model number | ST3000DM002 |
|---|---|
| Nominal capacity | 3 TB · 3000 GB |
| Interface | SATA 6 Gb/s |
| Cache (MB) | 64 |
| Form factor | 3.5-inch |
| Load/unload cycles | 300000 |
| Average idle power (W) | 5.4 |
| Power-on hours per year | 2400 |
| Workload rating (TB/year) | 55 |
| Average operating power (W) | 8 |
| Manufacturer limited warranty | 2 years (eligible new drives) |
| Sustained transfer (up to MB/s) | 210 |
Source: Seagate Desktop HDD manufacturer specifications, pages 2. Reviewed 2026-09-07. Published specifications, not our benchmark results.
What the specifications mean
- Up to 210 MB/s sustained transfer, as specified by the manufacturer. This is not a measured game-loading or random-I/O result.
- 55 TB/year workload rating. This is a workload limit, not a promise of drive lifespan or a backup guarantee.
Before ordering
Match ST3000DM002, 3TB and SATA 6 Gb/s against the selected offer. Check your system’s exact-model compatibility list and the seller’s warranty and return terms.
Amazon US listings
Exact model matches on Amazon.com. A verified ASIN identifies the product; it does not guarantee current stock. Check the selected variant, condition and seller.
No verified exact-model ASIN is linked yet. This does not establish whether the model is currently available. Compare the alternatives below and check their listings.
Same-capacity alternatives with Amazon US links
These models share the drive type, interface class and capacity. Compare their specifications and your system requirements before choosing a replacement.
Seagate · BarraCuda
ST3000DM007
3TB · SATA 6 Gb/s · SMR
Compare with ST3000DM002 →View on Amazon US ↗ASIN B07X93H8MN · Check price and conditionSeagate · Desktop HDD
ST3000DM001
3TB · SATA 6 Gb/s
Compare with ST3000DM002 →View on Amazon US ↗ASIN B005T3GRLY · Check price and conditionST3000DM002 questions answered
What connection does ST3000DM002 need?
ST3000DM002 uses SATA 6 Gb/s and a 3.5-inch form factor. Match both with the computer, controller or enclosure. An M.2 slot, 2.5-inch bay and 3.5-inch bay are not interchangeable.
How much usable space does ST3000DM002 provide?
Its nominal capacity is 3000 GB, approximately 2794 GiB before formatting. The filesystem, reserved space and any RAID redundancy reduce usable capacity further.
What warranty is listed for ST3000DM002?
Manufacturer specification: 2 years (eligible new drives). A renewed, used, OEM or imported offer can have different coverage. Check the serial number and seller terms before buying.