I built a new system a couple of months ago, and I have it all setup and running nicely, including sleeping to S3. My motherboard (Biostar A780G M2+ SE) has the options of using ACPI version 1.0 or ...
My qualification comes from having searched all over the web for solutions to ACPI issues. A very small number of them actually pin the tail on the donkey, so to speak: "Of course, ACPI is damn ...