Im running dual system
X670E Extreme and 4090 strix will post with hdmi and dp uefi bios but strix x670e i and ichill black 4090 wont.
Im using HDMI with 4090 ichill black (144hz)
x670e-i only post uefi if i plug hdmi into motherboard hdmi port.
I updated 4090 with NVIDIA GPU UEFI Firmware Update Tool still not change.
Monitor is G9 Odyssey NEO (LS49AG950NUXEN)
Im reporting this now because i though mobo bios and stuff will fix it but nothing.