Help Needed: LTX 2.3 Long Video Generation is Too Slow (750s/clip)
zer0mz · reddit · 2026-08-10
Looking for Efficient LTX 2.3 Long Video Workflows
A user asked the community for real, working ComfyUI workflows to generate long videos using LTX 2.3 (including Director 2.0).
Hardware Specs & Pain Points
- Specs: 128GB RAM + RTX 3090 Ti + Windows.
- Pain Point: After testing official models and workflows, the user found them to be extremely slow, taking about 750 seconds (12.5 minutes) per generation.
Requirements
The user is looking for a ComfyUI workflow that provides a Seedance-equivalent experience but with better generation speed on their specific hardware.
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