Lovely, I'm now been able to boot up the system with both of my RTX 2080 Ti install after flashed into the V. 1501. Still, have some difficult to shut down but at least I can now EK my 2080 Ti without getting stuck on the bios loading screen.
Got the same issue after upgrading from two STRIX 1080 Ti to two RTX 2080 Ti Foundry Edition without the NV Link(still not arrive). And since Asus is an AIB partner I don't understand why no one knows this issue before all forum blows up since the RT...