Drive comparison
HDWG82CXZSTB vs WD221KRYZ
Toshiba N300 Pro 22TB and Western Digital WD Gold 22TB, compared using published manufacturer specifications.
Toshiba
N300 Pro 22TB
HDWG82CXZSTB
SATA 6 Gb/s · 3.5-inch
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Full specifications & all listings →Western Digital
WD Gold 22TB
WD221KRYZ
SATA 6Gb/s · 3.5-inch
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Amazon US · New listing ↗ASIN B0B5W2ZM58
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What differs between these models?
- Interface: HDWG82CXZSTB lists SATA 6 Gb/s; WD221KRYZ lists SATA 6Gb/s.
- Cache (MB): HDWG82CXZSTB lists 1024; WD221KRYZ lists 512.
- Sustained transfer (up to MB/s): HDWG82CXZSTB lists 298; WD221KRYZ lists 291.
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 | HDWG82CXZSTB | WD221KRYZ |
|---|---|---|
| Manufacturer | Toshiba | Western Digital |
| Product family | N300 Pro | WD Gold |
| Model number | HDWG82CXZSTB | WD221KRYZ |
| Capacity (TB) | 22 | 22 |
| RPM | 7200 | 7200 |
| NAS bays | 24 | Not recorded |
| Interface | SATA 6 Gb/s | SATA 6Gb/s |
| Recording | CMR | CMR |
| Cache (MB) | 1024 | 512 |
| Form factor | 3.5-inch | 3.5-inch |
| Sector format | 512e | Not recorded |
| Idle power (W) | 4.35 | Not recorded |
| Package / region | US retail; manufacturer-documented bulk package alias | Not recorded |
| Workload rating (TB/year) | 550 | 550 |
| Average operating power (W) | 7.62 | Not recorded |
| Rotational vibration sensors | Yes | Not recorded |
| Manufacturer limited warranty | 5 years (eligible new drives) | 5 years (eligible new drives) |
| Sustained transfer (up to MB/s) | 298 | 291 |
| Logical sector size (bytes) | Not recorded | 512 |
| Physical sector size (bytes) | Not recorded | 4096 |
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
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.
WD221KRYZ
Western Digital WD Gold manufacturer datasheet ↗
Reviewed 2026-08-21. Published specifications; no independent benchmark or failure-rate claim.