Game runs 30+ fps after leaving the Imperial sewers. Occasinal crash, so a healthy quicksave habit is useful. It's not awful.
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--Game setting--
Window Mode:Fullscreen
Display Resolution: 1280x720
Resolution Scale: 75
V-Sync: Off
Frame Rate Limit: Uncapped
FOV 1st/3rd: 75
Motion Blur: Off
Screen Space Reflections: On

Custom Quality Level
View Distance Quality: High
Effects Quality: Medium
Foliage Quality: High
Shadow Quality: Medium
Global Illumination Quality: Medium
Texture Quality: High
Reflection Quality: Medium
Post-Processing Quality: High
Hair Quality: Medium
Cloth Quality:Medium
Lumen Hardware RT: Off
Lumen Software RT: Off
--Advanced--
Anti Aliasing: TSR
Upscaling Technique: Off