Installed packages are xorg-x11-server-21.1.4-150500.2.1.x86_64 kernel-default-5.14.21-150500.35.3.x86_64 kernel-firmware-amdgpu-20221031-150500.1.1.noarch kernel-firmware-radeon-^^^ I suspect missing PCI-IDs and firmware. There's more recent SLE 15 SP5 snapshots that I did not test yet.