ubuntu nvidia & intel - vykon

martin@martin:~$ glxspheres
Polygons in scene: 62464
Visual ID of window: 0xa1
Context is Direct
OpenGL Renderer: Mesa DRI Intel(R) Sandybridge Mobile
60.161883 frames/sec - 67.140661 Mpixels/sec
^C

martin@martin:~$ optirun glxspheres
Polygons in scene: 62464
Visual ID of window: 0x21
Context is Direct
OpenGL Renderer: GeForce GT 520M/PCIe/SSE2
118.471669 frames/sec - 132.214383 Mpixels/sec
^C

martin@martin:~$ glxgears
Running synchronized to the vertical refresh.  The framerate should be
approximately the same as the monitor refresh rate.
301 frames in 5.0 seconds = 60.132 FPS
^C

martin@martin:~$ optirun glxgears
5197 frames in 5.0 seconds = 1039.319 FPS
^C