marc@octo:~$ of:  lsb_release -a; uname -a; dpkg -l | grep nvidia
of:: command not found
Linux octo 3.0.0-15-generic #26-Ubuntu SMP Fri Jan 20 17:23:00 UTC 2012 x86_64 x86_64 x86_64 GNU/Linux
ii  nvidia-common                                  1:0.2.35                                Find obsolete NVIDIA drivers
ii  nvidia-current                                 290.10-0ubuntu1~oneiric~xup1            NVIDIA binary Xorg driver, kernel module and VDPAU library
ii  nvidia-settings                                290.10-0ubuntu1~oneiric~xup1            Tool of configuring the NVIDIA graphics driver
marc@octo:~$