LTXV2.3 GGUF I2V/T2V/FFLF+IDaudioLora 12gb Vram sageattn
About this model
A simple, color-coded GGUF workflow for running LTXV-2 in ComfyUI.
Designed to be straightforward and lightweight.
Common Issues
Error: LTXVEmptyLatentAudio – AttributeError
Update Kijai Node Pack to v1.2.8
Checkerboard / patterned noise output
Update all nodes + ComfyUI
(Outdated GGUF loader or ComfyUI build)
Required Node Packs
ComfyUI-GGUF
/> (install & update it to nightly)
additional install via manager
📦 Downloads
🧩 Kijai’s Repo (ALL files except diffusion models — choose ONE LoRA)
LoRA (REQUIRED)
Text Projection (embedding connector)
🧠 Diffusion Models (GGUF)
based on VRAM:
Q4_K_M→ lower VRAM (recommended)Q8_0→ higher quality, more VRAM
⚠️ Very low quants = basically unusable
Includes:
VAE (audio + video)
GGUF models
✍️ Text Encoders (REQUIRED)
Option 1 – Gemma (recommended for low VRAM)
id="option-2-full-version-(higher-vram-better-quality)">Option 2 – Full version (higher VRAM, better quality)
➡️ You still ALSO need:
Text Projection (from Kijai’s repo)
🔍 Latent Upscaler
/>
⚠️ Important Notes
Use DEV GGUF diffusion models (no distilled base model yet)
Distilled LoRA is still REQUIRED
Most issues = outdated nodes or ComfyUI
.
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