A comfyui workflow for Z-Image Turbo gguf model, it can be used for fp8 or bf16 model too, just bypass and unbypass the related nodes.
- GGUF unet: https://huggingface.co/jayn7/Z-Image-Turbo-GGUF/tree/main
- Text encoder: https://huggingface.co/jiangchengchengNLP/qwen3-4b-fp8-scaled/tree/main
- VAE: https://huggingface.co/Comfy-Org/z_image_turbo/tree/main/split_files/vae
or if you want to use fp8 unet, I recommend this one (fp8_scaled_e4m3fn_KJ): https://civitai.com/models/2169712?modelVersionId=2445746