Z-Image-Turbo vs Chroma1-Base
Specs, VRAM requirements and download trends — updated 21 September 2026.
Specification comparison
Differences are highlighted; identical values are muted.
| Specification | Z-Image-Turbo | Chroma1-Base |
|---|---|---|
| Parameters | 6.2 B | 8.9 B |
| Architecture | — | — |
| Context length | — | — |
| Licence | apache-2.0 | apache-2.0 |
| Commercial use | Allowed | Allowed |
| Languages | 1 | — |
| Downloads 30d | 652,842 | 26,003 |
| Downloads all time | 8.9 M | 204 K |
| Quantizations on the Hub | SAFETENSORS | SAFETENSORS |
| Gated | No | No |
| First seen on the Hub | 2025-11-25 | 2025-07-29 |
Download trend
Daily snapshots, last 56 days (28 Jul – 21 Sep)
1.2 M17 K
Z-Image-Turbo
Chroma1-Base
VRAM side by side
On RTX 4090 · 24 GB · 8K context unless noted
Z-Image-Turbo · fp16
37.5 GB / 24 GB
Chroma1-Base · fp16
51.7 GB / 24 GB