CUDA is necessary to run BlazingDB. You can find the latest downloadable version of CUDA at the following location: Cuda Download . We prefer using the runfile installer. Make sure that before you install the driver you have installed build-essential. Also count your lucky stars. This guide used to be MUCH longer. There are a few kernel versions that sometimes have issues with various drivers. Let us know if you have trouble and we may be able to point you in the right direction.
sudo apt-get install build-essential