diff -up gnome-session-3.6.2/data/hardware-compatibility.jx gnome-session-3.6.2/data/hardware-compatibility

--- gnome-session-3.6.2/data/hardware-compatibility.jx	2012-12-10 12:43:06.000000000 -0500

+++ gnome-session-3.6.2/data/hardware-compatibility	2012-12-10 12:43:50.424352484 -0500

@@ -23,7 +23,7 @@

 -Gallium .* on NV3[0-9A-F]$

 # Old Mesa software GL renderer

--software rasterizer

+#software rasterizer

 # Gallium has softpipe; we explicitly enable llvmpipe

 -softpipe