Uninstall Bumblebee
If you’re unsatisfied with Bumblebee, you can remove it via:
sudo apt-get install ppa-purge
sudo ppa-purge ppa:bumblebee/stable
If you want to keep some programs from the bumblebee repository, you can also suffice by removing Bumblebee only (including its dependencies):
sudo apt-get purge bumblebee
sudo apt-get —purge autoremove

Bumblebee – Ubuntu Wiki


New NVIDIA Driver ‘Doubles Performance’ on Linux

The latest NVidia GeForce driver, released yesterday, gives Linux users ‘double the performance’ and ‘dramatically reduces game loading times’, according to the company’s press release.

New NVIDIA Driver ‘Doubles Performance’ on Linux | OMG! Ubuntu!