MiniMax H3 Fastest Workflow | 6GB VRAM 16GB RAM — v3.0 — v8.0 Lightning Speed ⚡

Use this MiniMax H3 ComfyUI workflow to make videos from an image or transform an existing video, with optional video upscaling; provide an image or video and a text prompt, then save a video.

The graph includes reference-to-video, video-to-video, and video-upscaling paths, plus nodes to create and save video.

It includes image, video, and audio loaders; video-saving and audio-decoding nodes are also present.

The ComfyUI workflow file is named `minimaxH3UltraFastestTrue4_v80LightningSpeed.json` and is labeled v8.0 Lightning Speed.

The listed model files are `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`.

The listed node packs are `comfyui_nvidia_rtx_nodes`, `comfyui-kjnodes`, `comfyui-spectrum-minimax-h3`, `comfyui-videohelpersuite`, and `plaguekind-nodes`.

The page’s V11 guidance suggests 4 steps when speed matters, 6 for more detail and consistency, or 8 for its highest quality and face consistency.

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The file is labeled v8.0, while its description starts with V11 and includes older release notes; check which release a setting refers to before applying it.

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