Most modern laptops with intel processors after sandy bridge, comes with its own graphics card (or graphics memory). If you happen to purchase such laptop with discrete graphics card from AMD or Nvidia, your configuration becomes a hybrid graphics setup. Hybrid graphics cards have long and painful history under Linux. Therefore, if you don’t follow the usual channel (your operating system provided) of installing it, you might run into lots of problems because of inconsistencies between Xorg/mesa, graphics vendor drivers and the kernel. In this tutorial, I will talk about different approaches I take while installing the driver. This tutorial is valid for Elementary OS/Ubuntu and other ubuntu derivatives as well.