But there is a setting labeled "IGPU Multi-Monitor" and I am not sure what this does. There is no real description for what this setting is for. Based on its name, it could just be a setting to enable two monitors to run off of the IGPU alone.

Understanding the Context

What does the setting IGPU Multi-Monitor do? What are its benefits/downsides? Hi. I have seen several posts about the keyboard shortcut to switch between my Intel iGPU and Nvidia dGPU.

Key Insights

Apparently the commonly used shortcut is fn f7, but both the multimedia symbol for f6 and ... To use the 7800X3D's iGPU you need to either: Plug your monitor into your motherboard when you use MS Edge Hook up a second monitor to your motherboard's HDMI or DisplayPort and only open MS Edge on that monitor Laptops sometimes have Nvidia OPTIMUS technology or a MUX switch but you're not using a laptop. I have a Lenovo Legion laptop with hybrid graphics that uses both AMD (iGPU) and NVIDIA (dGPU) running Ubuntu 24.04.2. While most of the apps work fine, I have an issue with Android Studio emulator... I want Chrome to utilize iGPU (GT630 on i7-8700k) for video decoding, especially VP9 decoding on YouTube.

Final Thoughts

My discrete GPU is GTX970 and it is not capable of decoding VP9. Currently, VP9 is software My purpose is straightforward - use IGPU (i7 13700K) for display purposes and leave DGPU (RTX 3090) free for Deep Learning tasks. In the past, I had done this successfully on my Laptop Lenovo Y520 (i7 7700HQ, GTX 1050) by following method 1, but with Ubuntu 18.04.