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SenseNova U1.5 quantized to run on 12GB VRAM — INT8 + hybrid W4A8 ConvRot releases

This story is from 2026-08-25. It is preserved in the archive; the latest stories are on the live feed.

We quantized SenseNova-U1.5-8B-MoT (50GB bf16 any-to-any model: t2i, image editing, multi-reference) with ConvRot so it runs on a RTX 4070 12GB at 2048x2048 — and it's fast, even though the weights exceed VRAM (ComfyUI streams them; the quantized formats move 3-4x fewer bytes per step, so the overf…

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  1. 2026-08-25 13:42 · r/comfyui
    SenseNova U1.5 quantized to run on 12GB VRAM — INT8 + hybrid W4A8 ConvRot releases

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