Thinking about the flights I did in both simulators I draw my conclusion and have a clear recommendation.
00:00 - Intro
00:19 - Graphics
03:36 - Performance
04:03 - GPU advice
04:38 - Sounds
05:20 - Planes
09:25 - Conclusion

System specs:
CPU: I7 13700K
GPU: RTX 4080
Ram: 32 GB DDR5 5600 MT/s
HD: WD SN850X 2TB
MB: ASUS PRIME Z690-A