http://bugs.winehq.org/show_bug.cgi?id=33825
--- Comment #8 from Christian Costa titan.costa@gmail.com 2013-06-24 11:20:00 CDT --- This GPU is rather new. It's quite surprising. The limit of 2 corresponds to ps 1.0 to 1.3. Maybe a driver bug? directx-d3d would be better yes.