MiniMax H3 1080p Video Workflow: Dual-Sampling Latent Upscaling

wjc_5 · reddit · 2026-08-17

The author shares a MiniMax H3 workflow using dual-sampling latent upscaling to significantly boost speed. By separating audio/video latents and upscaling the video latent between denoising stages, generation time for a 15s 1080p video on a 4090 48G drops from 11m to 8m. The post details settings for LightX2V LoRA, the Beta scheduler's benefits for motion, and FL2VA model configuration, along with tips for lower-VRAM setups.

Original post →

More from Multimodal

Multimodal channel →