CUDA Compatibility on Blender using Lubuntu 15.04

It doesn’t appear on the compute device system menu of Blender,
by this reason, I can’t use all my ASUS GTX 750 ti overclocked
performance.

I think the driver may support this hardware issue.

Hello.
Read this:
http://blenderartists.org/forum/showthread.php?373476-Run-blender-as-root&p=2886463&viewfull=1#post2886463