Originally Posted by netllama
Actually, that MCE is a known issue, and is a BIOS bug. You'll need to report this to Asus, I'm afraid.
I've got the same problem minus any output to the serial console. Motherboard is a Tyan Thunder K8WE. Running 103 BIOS resulted in hang. Updated to 104 and now it reboots when X starts. Worked just fine with a Quadro FX 4500 ;(
I take it you've not got a known problem with this motherboard?