Optimised LTX 2.3 for my RTX 3070 8GB - 900x1600 20 sec Video in 21 min (T2V)

LTX-2.3 r/StableDiffusion · Mar 20, 2026, 12:00 a.m.

Community thread on Optimised LTX 2.3 for my RTX 3070 8GB - 900x1600 20 sec Video in 21 min (T2V) focused on practical LTX-2.x usage, outputs, or troubleshooting.

This thread captures current community discussion around Optimised LTX 2.3 for my RTX 3070 8GB - 900x1600 20 sec Video in 21 min (T2V), including practical notes relevant to LTX-2.x workflows, quality tuning, hardware limits, or creative outputs.

Useful references found in the thread:

• https://civitai.com/models/2477099?modelVersionId=2785007
• https://github.com/BobJohnson24/ComfyUI-INT8-Fast
• https://github.com/Jasonzzt/ComfyUI-CacheDiT/
• https://huggingface.co/Winnougan/LTX-2.3-INT8/tree/main
• https://github.com/BobJohnson24/ComfyUI-INT8-Fast/issues/28

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