Drive comparison
ST8000NTZ01 vs HDWG780XZSTB
Seagate IronWolf Pro 8TB and Toshiba N300 Pro 8TB, compared using published manufacturer specifications.
Seagate
IronWolf Pro 8TB
ST8000NTZ01
SATA 6 Gb/s · 3.5-inch
No verified exact-model Amazon listing yet.
Full specifications & all listings →Toshiba
N300 Pro 8TB
HDWG780XZSTB
SATA 6 Gb/s · 3.5-inch
No verified exact-model Amazon listing yet.
Full specifications & all listings →As an Amazon Associate I earn from qualifying purchases. Match the selected variant, condition and seller terms before ordering.
What differs between these models?
- Cache (MB): ST8000NTZ01 lists 256; HDWG780XZSTB lists 512.
- Workload rating (TB/year): ST8000NTZ01 lists 550; HDWG780XZSTB lists 300.
- Average operating power (W): ST8000NTZ01 lists 10.1; HDWG780XZSTB lists 9.07.
- Sustained transfer (up to MB/s): ST8000NTZ01 lists 255; HDWG780XZSTB lists 281.
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 | ST8000NTZ01 | HDWG780XZSTB |
|---|---|---|
| Manufacturer | Seagate | Toshiba |
| Product family | IronWolf Pro | N300 Pro |
| Model number | ST8000NTZ01 | HDWG780XZSTB |
| Capacity (TB) | 8 | 8 |
| RPM | 7200 | 7200 |
| Interface | SATA 6 Gb/s | SATA 6 Gb/s |
| Recording | CMR | CMR |
| Cache (MB) | 256 | 512 |
| Form factor | 3.5-inch | 3.5-inch |
| Power-on hours per year | 8760 | Not recorded |
| Workload rating (TB/year) | 550 | 300 |
| Average operating power (W) | 10.1 | 9.07 |
| Rotational vibration sensors | Yes | Yes |
| Manufacturer limited warranty | 5 years (eligible new drives) | 5 years (eligible new drives) |
| Sustained transfer (up to MB/s) | 255 | 281 |
| NAS bays | Not recorded | 24 |
| Sector format | Not recorded | 512e |
| Idle power (W) | Not recorded | 5.74 |
| 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
ST8000NTZ01
Seagate IronWolf Pro manufacturer specifications ↗ · pages 2
Reviewed 2026-09-07. Published specifications; no independent benchmark or failure-rate claim.
HDWG780XZSTB
Toshiba N300 Pro US datasheet TAEC-2839-R2.0, July 2026 ↗ · pages 5, 7
Reviewed 2026-09-08. Published specifications; no independent benchmark or failure-rate claim.