It does for me now :D running glxgears (with vsync off) 26531 frames in 5.0 seconds = 5305.573 FPS
nvidia gtx 770
shiny!
this is using pkgsrc xorg
$ cat /usr/pkg/share/X11/xorg.conf.d/10-nouveau.conf
Section "Device"
Identifier "Card0"
Driver "nouveau"
EndSection
I was specifying BusID before, and that was causing failure.
