GRAPHICS CHANGES and optimising rfactor 2

Thanks guys I will be looking at that later after work.
Was on server with 7 people yest and it was all good then 2 guys left and 2 other guys joined 7 people again and saddenly my fps started to drop and gpu was going 100% usage so weird. Yeah looks like some internet issues maybe. My internet was set to 90mbs up and down but I remember when I set in player jsn my real internet speed i was getting same issue