What is SMAA? Where is that setting?   
I have not seen any affect from FXAA. I might have to mess with that again but using a combination of MSAA and SSAA has good results, no need for MFAA with this.     
I did some comparison you can see here   
   
https://docs.google.com/spreadsheets/d/1ov9120fk_ej_XhbvPgWrYtgDk7WTG1SzdObXBEw8vjg/edit?usp=sharing