Z-Image-Turbo vs HiDream-I1-Fast
Specs, VRAM requirements and download trends — updated 6 August 2026.
Specification comparison
Differences are highlighted; identical values are muted.
| Specification | Z-Image-Turbo | HiDream-I1-Fast |
|---|---|---|
| Parameters | 6.2 B | 17.1 B |
| Architecture | — | — |
| Context length | — | — |
| Licence | apache-2.0 | mit |
| Commercial use | Allowed | Allowed |
| Languages | 1 | 1 |
| Downloads 30d | 1,116,826 | 91,274 |
| Downloads all time | 7.8 M | 859 K |
| Quantizations on the Hub | SAFETENSORS | SAFETENSORS |
| Gated | No | No |
| First seen on the Hub | 2025-11-25 | 2025-04-06 |
Download trend
Daily snapshots, last 10 days (28 Jul – 6 Aug)
1.2 M78 K
Z-Image-Turbo
HiDream-I1-Fast
VRAM side by side
On RTX 4090 · 24 GB · 8K context unless noted
Z-Image-Turbo · fp16
37.5 GB / 24 GB
HiDream-I1-Fast · fp16
55.0 GB / 24 GB