DataFunTalk

Apr 7, 2026 · Artificial Intelligence

How a Champion Quantized a 150 GB Multimodal Model in Just 4 Hours

In a four‑hour competition, algorithm engineer Zhang Zhen from a Chinese EV company detailed his end‑to‑end workflow for quantizing the massive Qwen3‑Next‑80B model, covering sensitive‑layer analysis, iterative smoothing, fallback strategies, and parallel "horse‑race" debugging that led his team to win the GeekDay challenge.