Phoronix: The Intel Mesa Driver Gets Closer To OpenGL 3.0

The open-source Mesa / Gallium3D Linux drivers not only take heat for their slow performance (in many cases, dreadfully slow) compared to the proprietary drivers, their bugs causing issues like those with KWin, and their inability to run many games/applications, but also for their very belated support in enabling support for new OpenGL extensions and versions of the GL Shading Language...

http://www.phoronix.com/vr.php?view=OTM1OA