MiniMax H3 Fastest Workflow | 6GB VRAM 16GB RAM — v3.0 — v6.0 (Extreme Fast) 💀

Use this ComfyUI MiniMax H3 workflow to generate video from prompt text and a reference image, transform existing video, or upscale video; it accepts text, image, or video input and saves video output.

The graph includes reference-to-video and RTX video super-resolution nodes, along with audio decoding and video saving.

The workflow includes image, audio, and multiline text input controls, plus a video-saving output.

The release notes recommend using the latest versions of the required models and nodes.

Listed model files: minimax_h3_audio_vae_fp32.safetensors, minimax_h3_ref2va_pruned_int8_convrot.safetensors, minimax_h3_video_vae_fp16.safetensors, qwen3vl_32b_minimax_h3_nvfp4_awq.safetensors, and taeh3.safetensors.

Listed node packs: comfyui_nvidia_rtx_nodes, comfyui-kjnodes, comfyui-spectrum-minimax-h3, and plaguekind-nodes.

For a speed-focused choice, the notes suggest 4 steps; they describe 6 steps as a balance of quality and consistency, and 8 steps as the highest-quality option with stronger face consistency.

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The update notes recommend the Step 600 Lighting LoRA and say Tomato Lighting LoRA can be enabled for stronger lighting in NSFW generations.

The listing includes notes for several revisions: it says v6 runs at 5 steps, while later guidance gives 4-, 6-, and 8-step settings and says Spectrum was removed by default; the v6 graph still lists the Spectrum node pack. Check the step and Spectrum settings in your downloaded

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A note suggests disabling LoRA if you encounter audio issues; check that advice against the version you are using.

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