Running ComfyUI with both Intel and NVIDIA GPUs in Windows, with proof
tostane · reddit · 2026-10-09
The author shares a hands-on method to get both an Intel and an NVIDIA GPU working in Windows: plug the monitor into the Intel GPU, connect an HDMI null adapter to the NVIDIA card, and set Windows to render all displays on the Intel side. With this setup, ComfyUI generating a 30-second video shows both GPUs being used, as shown in the screenshot.
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