Seagate · BarraCuda
ST3000DM001 is Seagate BarraCuda 3TB SATA-6G. 3 of its 4 segments are defined in Seagate's published documentation and decoded below; for the rest we have not found a defining document, and they are marked as such. 1 live listing below.
| Segment | What it means | Source |
|---|---|---|
| ST | Seagate product prefix. | Seagate |
| 3000 | Capacity field. 3000 denotes 3TB of formatted capacity. | Seagate |
| DM | BarraCuda desktop family. | Seagate |
| 001 | Not sourced - we have not found a Seagate document defining this segment. | Not sourced |
We decode only what the manufacturer documents. There is a large body of community knowledge about the undocumented segments above, much of it probably right, and none of it published by Seagate - so it does not appear in this table. A reading nobody can check does not belong in a column headed “what it means”. Grammar reference: Seagate - product part-number and model-number decoding.
ST3000DM001 is Seagate BarraCuda, a 3TB hard drive on SATA-6G.
We currently track 1 live listing against this exact part number, offered both new and refurbished (the table shows each listing's cheapest offer), and the two frequently carry different warranty positions even when the part number is identical. 6 sibling part numbers are documented below - these are the numbers most often mistaken for this one, and the table marks which fields actually differ.
| Manufacturer | Seagate |
| Family | BarraCuda |
| Capacity | 3TB |
| Interface | SATA-6G |
| Product class | HDD |
These are the part numbers most often confused with ST3000DM001. The differences below come from the same vendor documentation as the decode above - where a field is not documented, the row leaves it blank rather than guessing.
| Part number | Capacity | Interface | Format | |
|---|---|---|---|---|
| ST1000DM010 | 1TB | SATA-6G | in catalogue | |
| ST2000DM001 | 2TB | SATA-6G | in catalogue | |
| ST2000DM006 | 2TB | SATA-6G | in catalogue | |
| ST2000DM008 | 2TB | SATA-6G | in catalogue | |
| ST24000DM001 | 24TB | SATA-6G | in catalogue | |
| ST6000DM003 | 6TB | SATA-6G | in catalogue |
Amber cells differ from ST3000DM001; grey cells match it.
| Listing | Condition | Pack | $/TB | Price | |
|---|---|---|---|---|---|
| Seagate BarraCuda 3TB ST3000DM001 | Refurb | single | $26.13 | $78.39 | Buy on Amazon |
A manufacturer part number does not imply a manufacturer warranty, and this is where part-number buyers lose the most money. OEM stock, integrator pulls and gray-market units all reach the market under the maker's own numbering. Retailers selling them sometimes state plainly that the manufacturer warranty is none; others simply do not mention it, which is not the same as it being covered.
Coverage attaches to the individual unit and its serial number, not to the part number. That means the only reliable answer comes from the manufacturer, about the specific drive you are being sold.
Ask the seller for the serial number before purchase, then enter it in Seagate warranty checker. We link the tool rather than showing a result here, because the answer depends on the individual drive and only Seagate can give it.
A seller warranty is a different promise from a different company. What each warranty tier actually covers · Verify on arrival
4 in-stock listings · same capacity and interface, any part number · ranked by live cost per tb, refreshed about once a day
| Drive | Capacity | Interface | Recording | Condition | $/TB | Price | |
|---|---|---|---|---|---|---|---|
| WD Purple 3TB WD30PURX WD30PURX | 3TB | SATA-6G | — | REFURB | $32.67 | $98 | Buy on Amazon |
| HGST HUS724030ALA640 3TB SATA Enterprise HUS724030ALA640 | 3TB | SATA-6G | — | REFURB | $33.33 | $100 | Buy on Amazon |
| MDD 3TB SATA 6G 7200RPM Enterprise MDD3TSATA6472E | 3TB | SATA-6G | — | REFURB | $36.66 | $110 | Buy on Amazon |
| Seagate SkyHawk 3TB ST3000VX009 ST3000VX009 | 3TB | SATA-6G | CMR | REFURB | $50.00 | $150 | Buy on Amazon |
Every 3TB drive we track, ranked by cost per terabyte.
Product pages for ST3000DM001: Seagate BarraCuda 3TB ST3000DM001. Each carries that listing's own condition, provenance and alternatives; the priced table above is in-stock offers only.
ST3000DM001 is Seagate BarraCuda 3TB SATA-6G. 3 of its 4 segments are defined in Seagate's own published documentation - the decode table on this page shows each one with the document that defines it. For the remaining segments we have not found a defining document, and we say so rather than repeating a community guess as fact.
The part number cannot tell you - coverage follows how the unit entered the market, not its designation. Of the 1 live listing we track for ST3000DM001, 1 is sold new and the rest used or recertified, and only the new units can carry Seagate's own cover. Check the specific serial with Seagate's own tool, linked in the warranty section on this page.
ST3000DM001 and ST1000DM010 are both in the BarraCuda range. The clearest difference is capacity - 3TB against 1TB. The variant table on this page lists every sibling we document with what differs.
We track 1 live listing carrying this part number, shown above with condition and cost per terabyte; the cheapest sits under ASIN B006KCX0UE. Prices come from Amazon US, re-checked about once a day per listing; the buy links go to the live listing because the price can change between our check and your click.