I’m reposting these here, because they note what I found with a fresh vanilla install and the difference in performance with ground and air traffic on/off:
In my dogged attempt to understand why this Beta (and I’m NOT specifically referring to .9 here), I uninstalled and reinstalled the sim and changed nothing with the settings, so running whatever defaults it chooses.
I loaded into the C185 at KSMO.
FPS is highly variable as I move my head via Tobii – anywhere from low 30s to mid-to-high 40s. There is light stuttering and it just doesn’t feel smooth.
I went into settings and turned off both ground and air traffic.
Now FPS is roughly in the mi…
I turned both ground and air traffic back on and performance has absolutely tanked again. There is something really not well with traffic.