http://bugs.winehq.org/show_bug.cgi?id=10221
--- Comment #16 from Stefan Dösinger stefandoesinger@gmx.at 2008-12-18 09:39:52 --- That patch had a bug; I sent a patch to fix it a few days ago, can you retry?
Dan, can you paste the full glxinfo output? Probably there's some extension oddity on your card which wined3d misses and doesn't enable the fragment pipeline replacement, but does use G16R16 textures.