Check that your PC is not in "Power Saving" mode and Ryujinx is using your .
To achieve a stable 60 FPS, use these settings under Options > Settings > Graphics : tony-hawks-pro-skater-1-plus-2-v1-0-2-ryujinx-iso
Switch the to Host unchecked in System settings. Low FPS / Slow Motion Check that your PC is not in "Power