for me the problem was that it was stuttering despite the fps never dropping below 60+. the fix was to disable fullscreen optimizations in program settings, feels very smooth now. edit: https://gameranx.com/features/id/185188/article/destiny-2-new-light-how-to-fix-microstutters-disable-mouse-smoothing-avoid-auto-uninstallation-pc-tweaks-guide/#:~:text=Find%20Destiny2.exe,you're%20good%20to%20go.