angelkde1404lts@angelkde1404lts-Macmini:~$  dpkg -l | grep nvidia
ii  nvidia-340                                  340.101-0ubuntu0.14.04.1                amd64        NVIDIA binary driver - version 340.101
ii  nvidia-340-uvm                              340.101-0ubuntu0.14.04.1                amd64        Transitional package for nvidia-340
ii  nvidia-libopencl1-340                       340.101-0ubuntu0.14.04.1                amd64        NVIDIA OpenCL Driver and ICD Loader library
ii  nvidia-opencl-icd-340                       340.101-0ubuntu0.14.04.1                amd64        NVIDIA OpenCL ICD
ii  nvidia-prime                                0.6.2.1                                 amd64        Tools to enable NVIDIA's Prime
ii  nvidia-settings                             378.09-0ubuntu0~gpu14.04.1              amd64        Tool for configuring the NVIDIA graphics driver
angelkde1404lts@angelkde1404lts-Macmini:~$