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4

You should install and use the latest stable drivers supporting your NVIDIA GEFORCE 940M card. Remove the drivers 331 - open a terminal and execute : sudo apt-get purge nvidia* sudo reboot Install the drivers 352 - open a terminal and execute : sudo apt-get update sudo apt-get install nvidia-352 nvidia-prime sudo reboot In case it still ...


3

Do not install bumblebee, it provides an outdated solution for NVIDIA graphics chips with Optimus support. You already have a solution for switching between the intel and NVIDIA graphics installed. The package is called nvidia-prime and should have been automatically installed when you installed the proprietary NVIDIA drivers 352 from Ubuntu repositories. ...


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Normally you should use the NVIDIA drivers from the official Ubuntu repositories. But because you are having quite new hardware - the 358 drivers might be better. First remove installed NVIDIA drivers and bumblebee. Highlight the Ubuntu menu entry and press the E key. Add nouveau.modeset=0 to the end of the linux line. Press F10 to boot the Ubuntu ...


2

To disable any hardware (nVidia or otherwise): Remove the hardware from the machine if you'll never need it again. (this includes removing nVidia, WiFi, ... hardware from laptops) If you only need the hardware infrequently: disable it in the BIOS (that's how I run with my nVidia card: enable it when needed) If your set-up, doesn't allow you to ...


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OK, I was curious, so I tried this. QEMU, and now VirtualBox, are supporting pass-through of PCI devices to the guest machine. That means if you have a 2nd graphics card, you can pass it to a windows guest on a linux host and get full 3D performance (games) in a virtualized windows environment. That's the case for a desktop rig with two graphics cards. ...


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First remove the old driver and bumblebee sudo apt-get purge nvidia* bumblebee* Now add this PPA and install the driver sudo add-apt-repository ppa:graphics-drivers/ppa sudo apt-get update sudo apt-get install nvidia-352 Now reinstall bumblebee sudo apt-get install bumblebee bumblebee-nvidia Now just reboot sudo reboot This will ensure you have ...



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