Ah yes, the unfortunate graphics will be the main issue that you will face in the future. Sadly, graphics are only ever getting better, which means that older Mac's simply can't keep up with the newer technologies. If your Mac has metal graphics, you have a chance. Yet, if you are running on non-metal graphics, your Mac will probably be unusable.

Good news, OpenCore has developed significantly and running non-metal isn't entirely impossible. There are several work-arounds.

We'll start with non-metal graphics fixes

Then we'll talk about legacy metal graphics fixes.