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Krea 2 Turbo model quantization slashes file size and boosts speed

An experimental converter for Krea 2 Turbo models has been developed, enabling mixed-precision ConvRot W4A4 quantization. This process significantly reduces model file sizes and VRAM usage, with an aggressive INT4 version reaching 11.88 GB. Testing a Q3 mixed-precision profile demonstrated a substantial improvement in generation speed, being approximately 2.7 times faster than the original BF16 model while maintaining surprisingly strong image quality. AI

IMPACT This development could lead to more efficient deployment of large image generation models on consumer hardware.

RANK_REASON The item describes a new experimental converter and quantization technique for an existing model, detailing performance improvements and quality comparisons. [lever_c_demoted from research: ic=1 ai=1.0]

Read on r/StableDiffusion →

AI-generated summary · Google Gemini · from 1 sources. How we write summaries →

Krea 2 Turbo model quantization slashes file size and boosts speed

COVERAGE [1]

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

    Krea 2 Turbo INT4 ConvRot works at 11.88 GB and is faster than INT8

    <table> <tr><td> <a href="https://www.reddit.com/r/StableDiffusion/comments/1usi2hq/krea_2_turbo_int4_convrot_works_at_1188_gb_and_is/"> <img alt="Krea 2 Turbo INT4 ConvRot works at 11.88 GB and is faster than INT8" src="https://preview.redd.it/3gccfwx28dch1.png?width=140&amp;hei…