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LTX2.3 model causes inconsistent video generation times

A user on Reddit is experiencing inconsistent generation times with the LTX2.3 model for image-to-video generation. While the previous WAN2.1 model provided consistent ~2-minute generation times for 2 seconds of video, LTX2.3 is producing outputs ranging from 3 to 11 minutes for 5 seconds of video, even with identical settings and hardware. The user is seeking to understand if others have encountered similar issues. AI

RANK_REASON User-generated content on Reddit discussing technical issues with a specific model version, not a formal release or benchmark.

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  1. r/StableDiffusion TIER_2 English(EN) · /u/HornyGooner4402 ·

    Getting inconsistent generation time with LTX2.3

    <!-- SC_OFF --><div class="md"><p>WAN2.1 was my main and I always t consistent generation time, ~2minutes for 2 seconds of video.</p> <p>I recently tried LTX2.3 and it's been inconsistent in terms of generation time. With the same resolution, same input I2V, I can get between 3 m…