[SOLVED] AA on APU when 3d is on dedicated GPU?

Oct 1, 2020
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I need to ask, can i use my Intel HD 4400 for anti-aliasing when game runs on my Radein HD 8670m? That Radeon graphics is not strong enough to handle game in solid details and fps w/ AA on, but APU is almost unused during gameplay, so what about to use it as AA-only device? Display is attached to that Intel one, AMD GPU is onlon Pci, that means frame is going from GPU to iGPU and than to screen, that is why i mean it is possible...
 
Solution
If your display is connected to the motherboard then the iGPU of the CPU is used. If connected to GPU then that is used.

Your GPU does NOT send signals to the iGPU.