Update your ComfyUI to the latest (Github version) =&gt; cd to ComfyUI directory -&gt; terminal -&gt; git pull -&gt; restart ComfyUIThe upscale workflow file contains Wan FlashVSR, which is the fastest but resource-heavy at 10GB VRAM. The Hunyuan SR workflow is time-consuming but VRAM-friendlyLightx2v 4steps LoRA: <a target="_blank" rel="ugc" href="https://civarchive.com/models/2162543">https://civarchive.com/models/2162543</a>Prompt guide: <a target="_blank" rel="ugc" href="https://civarchive.com/articles/22889/hunyuan-15-sudio-prompt-generator-and-guide">https://civarchive.com/articles/22889/hunyuan-15-sudio-prompt-generator-and-guide</a>CFG 1 Steps 30-50 [ with no 4steps LoRA ]<h3 id="workflows-in-the-zip-files-(i2v-and-t2v)-+-download-links-(text-encoders-vae-clip-vision-upscalers)">Workflows in the zip files (i2v &amp; t2v) + download links (text encoders, vae, clip vision, upscalers)</h3><ul><li>Type: Lightweight, open-source video generation model (Diffusion Transformer, 8.3B parameters)</li><li>Capabilities: High-quality text-to-video (T2V) and image-to-video (I2V) synthesis</li><li>Efficiency Features: Selective and Sliding Tile Attention for faster inference on consumer GPUs</li><li>Additional Support: Bilingual prompts, integrated super-resolution to 1080p</li><li>Performance: State-of-the-art visual quality and motion coherence among open-source models</li></ul>These models are redistributed here for the sake of convenience.

HunyuanVideo-1.5 Distill Models

Super Resolution - Latent Upsampler 720p Distilled Model

hunyuanvideo1.5_720p_sr_distilled_fp8_scaled.safetensors

720p SR Distilled FP8

Files with SHA256: 7827c90058bb91d35e6ad2205c22c88682aa7d684fa237ef2260bd5e5c822475