My GeForce 6150 (integrated into motherboard) is supported only by nvidia-driver-304. It no longer works after update to xorg-server 1.20:
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=196678#c152
Please recompile nvidia-drirver-304 binary for xorg-server 1.20.8 and FreeBSD 12.1 i386.
Thank you.