Ok. Could you share your mod, please?
Sorry it took me a bit....had a lot going on this week
https://db.tt/Io6PeRfic4I zipped up all of the modded ones.
The "Baffin.1024unlocked.OneClickTimings.rom" should work at least not slower than the "asusRX560bios.rom". Could you try once again, please?