ComfyUI: forcing full GPU offload for the diffusion model only

Rare_Subject2343 · reddit · 2026-11-06

A Reddit求助: on a 16GB AMD 7600xt (Fedora 45, ROCm 10.3.0), the int8 diffusion model fits in VRAM but the int8 Qwen3.5 9B text encoder doesn't. KSampler speeds still look CPU-offloaded (2 min for 50 steps), and --gpu-only crashes the OS by loading everything onto the GPU. The poster asks how to force full GPU residency for the diffusion model while partially offloading the text encoder.

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