http://help.ubuntu.ru/wiki/bumblebee-xenial
Step 1 - Add PPA:
sudo add-apt-repository ppa:neon1ks/bumblebee
Step 2 - Fully update the system:
sudo apt-get update
sudo apt-get dist-upgrade
Step 3 - Install nvidia-361 and bumblebee:
sudo apt-get install --install-recommends nvidia-361 nvidia-settings bumblebee bumblebee-nvidia primus
Step 4 - Add user to bumblebee group:
sudo gpasswd -a $USER bumblebee
Step 5 - Enable bumblebeed
sudo systemctl enable bumblebeed
Step 6 - Edit /etc/modules
sudo gedit /etc/modules
To add 2 lines to the end of the file:
i915
bbswitch
Step 7 - Edit the bumblebee configuration file:
sudo gedit /etc/bumblebee/bumblebee.conf
line 22:
Driver=nvidia
line 55:
KernelDriver=nvidia-361
line 58:
LibraryPath=/usr/lib/nvidia-361:/usr/lib32/nvidia-361
line 61:
XorgModulePath=/usr/lib/nvidia-361/xorg,/usr/lib/xorg/modules
Step 8 - Reboot