How to Launch LTX-2.3-fp8 with Native FP4

Setting up this model locally is incredibly fast if you use the native CMD prompt.

Go through the configuration rules shown below.

All large files and heavy weights are downloaded automatically by the script.

To guarantee smooth performance, the process auto-selects the best options.

🔧 Digest: 9d8094c86f414ef0d7a8d327a2af2b91 • 🕒 Updated: 2026-06-26



  • Processor: next-gen chip for heavy context processing
  • RAM: high-speed DDR5 memory preferred for CPU offloading
  • Disk: high-speed SSD 120 GB to cache model layers
  • Graphics: stable 30+ tk/s at 4-bit quantization on medium setup

LTX-2.3-fp8 is a state‑of‑the‑art language model optimized for low‑precision inference. It features a parameter count of 7 B weights and achieves high throughput on consumer‑grade GPUs. The model leverages FP8 quantization to reduce memory footprint while preserving nearly full‑precision performance. Its architecture incorporates a refined attention mechanism that cuts latency by 30 % compared to previous versions. A comparison table below highlights key metrics against earlier LTX releases.

Metric LTX-2.3-fp8 LTX-2.2-fp8
Parameters 7 B 5 B
FP8 Memory 14 GB 10 GB
Inference Latency (ms) 12 18
Throughput (tokens/s) 85 60
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