Qwen Image 2.1 int8 quants: 25 steps in 12s, turbo 8 steps in 3s in ComfyUI

Ant_6431 · reddit · 2026-10-10

A Redditor released int8 quantized weights (convrot) for Qwen Image 2.1 and 2.1 turbo, plus the VAE and qwen3vl8b text encoder, with a side-by-side comparison image.

Testing on a ComfyUI template workflow with euler/simple sampling: the standard version renders 25 steps in 12 seconds, while turbo does 8 steps in 3 seconds. A practical option for running Qwen Image 2.1 locally on modest hardware.

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