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Optimus, on the other hand, turn on the nVidia graphic card only with explicit user request it translates in significantly less power consumption respect to prime. To do this, it leaves both the cards turned on. This technology is intended to automatically switch between Intel and nVidia graphic card without user intervention. N.B: With the latest driver versions, it also install nvidia-prime by default. I'm using the 331 drivers, but I've read somewhere that the 343 are available to download (don't know if they are stable). Execute: sudo apt-get install nvidia-XXX-updates nvidia-settings Open the tty1 console with CTRL+ALT+F1 and login with your username and password.
#HOW TO INSTALL LATEST NVIDIA DRIVERS IN UBUNTU 14.04 UPDATE#
Now, run the best knows ubuntu commands sudo apt-get update & sudo apt-get dist-upgrade -yįrom now, we works on tty. Sudo gedit /etc/modprobe.d/nfĪdding the following lines at the end of file: # Necessary to install nvidia drivers The next thing to do is to blacklist the remaining nouveau drivers and some other packages that could cause problems: sudo cp /etc/modprobe.d/nf /etc/modprobe.d/
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Then, we have to assure to have all the headers typing: sudo apt-get install linux-source & sudo apt-get install linux-headers-$(uname -r)
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For dpkg -l | grep nouveau it is likely that it returns some lines saying libdrm-nouveauXXXXX for now, just ignore them. To be sure to have deleted the whole stuffs, try to type dpkg -l | grep nvidia and dpkg -l | grep bumblebee: it shouldn't return anything. We have also to delete all the nouveau driver with: sudo apt-get -purge remove xserver-xorg-video-nouveau Then bumblebee in case if you have installed it previously: sudo apt-get remove -purge bumblebee* Feel free to add comments and suggestionsįirst of all, we have to delete all the video drivers on the computer: sudo apt-get remove -purge nvidia* NB: this post is the result of many days spent reading various stuffs on the web, so take it at your own risk.