dpkg grep nvidia from my laptop/Debian

ii glx-alternative-nvidia 0.5.1 amd64 allows the selection of NVIDIA as GLX provider
ii libegl1-nvidia:amd64 340.65-2 amd64 NVIDIA binary EGL libraries
ii libgl1-nvidia-glx:amd64 340.65-2 amd64 NVIDIA binary OpenGL libraries
ii libgl1-nvidia-glx:i386 340.65-2 i386 NVIDIA binary OpenGL libraries
ii libgl1-nvidia-glx-i386 340.65-2 i386 NVIDIA binary OpenGL 32-bit libraries
ii libgles1-nvidia:amd64 340.65-2 amd64 NVIDIA binary OpenGL|ES 1.x libraries
ii libgles2-nvidia:amd64 340.65-2 amd64 NVIDIA binary OpenGL|ES 2.x libraries
ii libnvidia-eglcore:amd64 340.65-2 amd64 NVIDIA binary EGL core libraries
ii libnvidia-ml1:amd64 340.65-2 amd64 NVIDIA Management Library (NVML) runtime library
ii nvidia-alternative 340.65-2 amd64 allows the selection of NVIDIA as GLX provider
ii nvidia-detect 340.65-2 amd64 NVIDIA GPU detection utility
ii nvidia-driver 340.65-2 amd64 NVIDIA metapackage
ii nvidia-driver-bin 340.65-2 amd64 NVIDIA driver support binaries
ii nvidia-glx 340.65-2 amd64 transition to nvidia-driver
ii nvidia-installer-cleanup 20141201+1 amd64 cleanup after driver installation with the nvidia-installer
ii nvidia-kernel-common 20141201+1 amd64 NVIDIA binary kernel module support files
ii nvidia-kernel-dkms 340.65-2 amd64 NVIDIA binary kernel module DKMS source
ii nvidia-modprobe 340.46-1 amd64 utility to load NVIDIA kernel modules and create device nodes
ii nvidia-settings 340.46-2 amd64 tool for configuring the NVIDIA graphics driver
ii nvidia-support 20141201+1 amd64 NVIDIA binary graphics driver support files
ii nvidia-vdpau-driver:amd64 340.65-2 amd64 Video Decode and Presentation API for Unix - NVIDIA driver
ii xserver-xorg-video-nvidia 340.65-2 amd64 NVIDIA binary Xorg driver