It prioritizes input devices (mouse/keyboard) over other components.
Set the Interrupt Priority to High for your GPU and input controllers to improve performance. Download MSI Mode Tool zip
If you experience stuttering, revert settings on audio and USB controllers. Line-Based vs. Message Signaled-Based Interrupts. MSI tool. Download MSI Mode Tool zip
If you experience issues, reopen the tool and uncheck the modified boxes to revert. Download MSI Mode Tool zip