Drive comparison
ST12000VNZ008 vs HDWG51CEZSTA
Seagate IronWolf 12TB and Toshiba N300 12TB, compared using published manufacturer specifications.
Seagate
IronWolf 12TB
ST12000VNZ008
SATA 6 Gb/s · 3.5-inch
Check current Amazon price
Amazon US · New listing ↗ASIN B08147LZFD
Full specifications & all listings →Toshiba
N300 12TB
HDWG51CEZSTA
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?
The recorded specifications do not establish a performance advantage for either model. Compare compatibility, the exact offer and the manufacturer documents below.
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 | ST12000VNZ008 | HDWG51CEZSTA |
|---|---|---|
| Manufacturer | Seagate | Toshiba |
| Product family | IronWolf | N300 |
| Model number | ST12000VNZ008 | HDWG51CEZSTA |
| Capacity (TB) | 12 | 12 |
| RPM | 7200 | 7200 |
| Interface | SATA 6 Gb/s | SATA 6 Gb/s |
| Recording | CMR | CMR |
| Cache (MB) | 256 | Not recorded |
| Form factor | 3.5-inch | 3.5-inch |
| Load/unload cycles | 600000 | Not recorded |
| Average idle power (W) | 5.1 | Not recorded |
| Power-on hours per year | 8760 | Not recorded |
| Average operating power (W) | 7.3 | Not recorded |
| Rotational vibration sensors | Yes | Not recorded |
| Manufacturer limited warranty | 3 years (eligible new drives) | 3 years (eligible new drives) |
| Sustained transfer (up to MB/s) | 210 | Not recorded |
| Package / region | Not recorded | Retail / EMEA |
| Workload rating (TB/year) | Not recorded | 180 |
Compatibility and buying checks
- Compare new and renewed offers separately. The manufacturer specification does not guarantee the warranty or return policy of a marketplace seller.
Manufacturer sources
ST12000VNZ008
Seagate IronWolf manufacturer specifications ↗ · pages 2
Reviewed 2026-09-07. Published specifications; no independent benchmark or failure-rate claim.
HDWG51CEZSTA
Toshiba N300 manufacturer specifications ↗
Reviewed 2026-09-07. Published specifications; no independent benchmark or failure-rate claim.