Drive comparison
ST22000NT001 vs HDWG82CXZSTB
Seagate IronWolf Pro 22TB and Toshiba N300 Pro 22TB, compared using published manufacturer specifications.
Seagate
IronWolf Pro 22TB
ST22000NT001
SATA 6 Gb/s · 3.5-inch
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N300 Pro 22TB
HDWG82CXZSTB
SATA 6 Gb/s · 3.5-inch
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What differs between these models?
- Cache (MB): ST22000NT001 lists 512; HDWG82CXZSTB lists 1024.
- Average operating power (W): ST22000NT001 lists 7.9; HDWG82CXZSTB lists 7.62.
- Sustained transfer (up to MB/s): ST22000NT001 lists 285; HDWG82CXZSTB lists 298.
A larger cache, higher RPM or higher advertised sequential speed alone does not establish which drive is better for your workload.
Specifications side by side
| Specification | ST22000NT001 | HDWG82CXZSTB |
|---|---|---|
| Manufacturer | Seagate | Toshiba |
| Product family | IronWolf Pro | N300 Pro |
| Model number | ST22000NT001 | HDWG82CXZSTB |
| Capacity (TB) | 22 | 22 |
| RPM | 7200 | 7200 |
| Interface | SATA 6 Gb/s | SATA 6 Gb/s |
| Recording | CMR | CMR |
| Cache (MB) | 512 | 1024 |
| Form factor | 3.5-inch | 3.5-inch |
| Power-on hours per year | 8760 | Not recorded |
| Workload rating (TB/year) | 550 | 550 |
| Average operating power (W) | 7.9 | 7.62 |
| Rotational vibration sensors | Yes | Yes |
| Manufacturer limited warranty | 5 years (eligible new drives) | 5 years (eligible new drives) |
| Sustained transfer (up to MB/s) | 285 | 298 |
| NAS bays | Not recorded | 24 |
| Sector format | Not recorded | 512e |
| Idle power (W) | Not recorded | 4.35 |
| Package / region | Not recorded | US retail; manufacturer-documented bulk package alias |
Compatibility and buying checks
- Check sector-format support in the controller and operating system, particularly for native 4K (4Kn) variants.
- Compare new and renewed offers separately. The manufacturer specification does not guarantee the warranty or return policy of a marketplace seller.
Manufacturer sources
ST22000NT001
Seagate IronWolf Pro manufacturer specifications ↗ · pages 2
Reviewed 2026-09-07. Published specifications; no independent benchmark or failure-rate claim.
HDWG82CXZSTB
Toshiba N300 Pro US datasheet TAEC-2839-R2.0, July 2026 ↗ · pages 3, 7
Reviewed 2026-09-08. Published specifications; no independent benchmark or failure-rate claim.