I’m actually running it on a boot camp partition on a 2019 27 inch iMac with an i5-9600K, a Radeon Pro 580X and upgraded to 32Gb of RAM.
It’s running on Very High settings in 1080p at between 17-25fps (perfectly flyable
Flight dynamics depend on the aircraft....the GA stuff feels very good: I’m not really in to airliners (and haven’t flown them in real life!) so can’t comment. My biggest criticism (apart from the buggy download and update process) is the rudder sensitivity which I can’t seem to make realistic!