ASRock Fatal1ty K6 Gaming P2.00, i9940x, OC 0.6.9
Trying to boot 11.4. I think install went ok, I can boot from the BS Recovery.dmg but not Big Sur install itself seems to slow to molasses on tx_flush.
I recently updated from OC 0.5.7, 0.6.9 boots fine into 10.14.6. For Big Sur I manually built...