Drive comparison
ST8000HKAI000 vs ST8000VX0012
Seagate SkyHawk AI 8TB and Seagate Surveillance HDD 8TB, compared using published manufacturer specifications.
Seagate
SkyHawk AI 8TB
ST8000HKAI000
SATA 6 Gb/s · 3.5-inch
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Full specifications & all listings →Seagate
Surveillance HDD 8TB
ST8000VX0012
SATA 6 Gb/s · 3.5-inch
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What differs between these models?
- Load/unload cycles: ST8000HKAI000 lists 600000; ST8000VX0012 lists 300000.
- Drive bays supported: ST8000HKAI000 lists 16+; ST8000VX0012 lists 8+.
- Average idle power (W): ST8000HKAI000 lists 7.5; ST8000VX0012 lists 7.6.
- Average operating power (W): ST8000HKAI000 lists 8.8; ST8000VX0012 lists 9.
- Manufacturer limited warranty: ST8000HKAI000 lists 5 years (eligible new drives); ST8000VX0012 lists 3 years (eligible new drives).
- Sustained transfer (up to MB/s): ST8000HKAI000 lists 245; ST8000VX0012 lists 230.
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 | ST8000HKAI000 | ST8000VX0012 |
|---|---|---|
| Manufacturer | Seagate | Seagate |
| Product family | SkyHawk AI | Surveillance HDD |
| Model number | ST8000HKAI000 | ST8000VX0012 |
| Capacity (TB) | 8 | 8 |
| RPM | 7200 | Not recorded |
| Interface | SATA 6 Gb/s | SATA 6 Gb/s |
| Recording | CMR | Not recorded |
| Cache (MB) | 256 | 256 |
| Form factor | 3.5-inch | 3.5-inch |
| Load/unload cycles | 600000 | 300000 |
| Drive bays supported | 16+ | 8+ |
| Average idle power (W) | 7.5 | 7.6 |
| Power-on hours per year | 8760 | 8760 |
| Workload rating (TB/year) | 550 | Not recorded |
| Average operating power (W) | 8.8 | 9 |
| Rotational vibration sensors | Yes | Yes |
| Manufacturer limited warranty | 5 years (eligible new drives) | 3 years (eligible new drives) |
| Sustained transfer (up to MB/s) | 245 | 230 |
| Package variant | Not recorded | +Rescue model (confirm service eligibility) |
| Cameras supported (up to) | Not recorded | 64 |
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
ST8000HKAI000
Seagate SkyHawk AI manufacturer specifications ↗ · pages 3
Reviewed 2026-09-07. Published specifications; no independent benchmark or failure-rate claim.
ST8000VX0012
Seagate Surveillance HDD manufacturer specifications ↗ · pages 2
Reviewed 2026-09-07. Published specifications; no independent benchmark or failure-rate claim.