If playing older games or using lower resolutions (like 720p), set this to "Scale Width" to maintain image sharpness without a performance hit. External Enhancement Steps
In the 3D tab, set General Settings to "Performance" to disable heavy anti-aliasing and post-processing. Intel HD Graphics Optimization For Gaming & Per...
Navigate to System > Power and set the plan to "Maximum Performance" for both "On Battery" and "Plugged In" to prevent the GPU from throttling. If playing older games or using lower resolutions