How to fix uneven CPU load in Star Wars Outlaws low-altitude flight?

Flying low over vast planetary surfaces, I hit severe frame drops that made the controls feel agonizingly unstable. I tried enabling 'Ultimate Performance' in Windows Power Plans; while responsiveness improved slightly, the drops remained, leaving me disappointed. I used the GamePP Resource Scheduler to set the process to Realtime and reconfigured the core mask. RTSS showed frame times converging to 14-18ms, and AIDA64 confirmed CPU temperatures stable at 62-68℃. Now I can easily switch