Seagate 3TB (ST3000NM0023): Recording Status
We have not found a manufacturer document stating the recording technology for this exact part number. We know what the drive is - a Seagate 3TB SAS-6G hard drive (3.5") that we track - but a recording technology printed without a source is a guess, and for RAID, NAS or ZFS use that guess is the one that matters. That is a statement about what we have found, not about what Seagate has published.
ST- Seagate product prefix. (Seagate - product part-number and model-number decoding)3000- Capacity field. 3000 denotes 3TB of formatted capacity. (Seagate - product part-number and model-number decoding)NM- Enterprise nearline family (Exos and its OEM equivalents). (Seagate - product part-number and model-number decoding)002- we have not found a Seagate document defining this segment3- we have not found a Seagate document defining this segment
Part-number reference: ST3000NM0023 — decoded segments, sibling variants and the warranty check. Live rankings this model belongs to: every 3TB hard drive · 3TB SAS drives · Seagate 3TB SAS. Product pages for this part number: Seagate 3TB Enterprise Capacity SAS 6G · Seagate ST3000NM0023 3TB SAS 6G 7.2K.
We hold no SAS model with a sourced recording technology to compare against, and a drive on a different interface would not be a fair comparison - so there is no nearest-model link here.
| Maker | Seagate |
| Capacity | 3TB |
| Interface | SAS-6G |
| Recording technology | No maker source found |
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How to settle it for this drive
Read the model number on the drive's own label, then find Seagate's data sheet or product manual for that family. A document that prints ST3000NM0023 in its own row of a recording-technology table settles the question. A family page that names no part numbers does not: we have found maker pages that list neither a part number nor a recording method, and we no longer count them as sources. A retailer listing is not a source either - it is a seller's description, and sellers repeat what other listings say.
Documented Seagate drives at 3TB
These Seagate part numbers at the same capacity do have a maker document on record. They are listed for comparison, not as an answer for ST3000NM0023: two part numbers at one capacity can use different recording methods.
- ST3000DM007 (BarraCuda) - not sourced
- ST3000DM008 (BarraCuda) - not sourced
- ST3000VX009 (SkyHawk) - CMR
When a source turns up
When we find a maker document that names ST3000NM0023, this page will state the answer with that document linked and the date we read it, the same way our documented pages do. Until then, the honest answer is that we do not know.
In-stock drives with sourced CMR, 3TB and up
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