gpu 라데온 mesa 드라이버 적용.

https://askubuntu.com/questions/862879/how-do-i-install-the-open-source-radeon-vulkan-driver/862881

sudo add-apt-repository ppa:paulo-miguel-dias/mesa
sudo apt-get update
sudo apt-get upgrade
sudo reboot now

https://launchpad.net/~oibaf/+archive/ubuntu/graphics-drivers

sudo add-apt-repository ppa:graphics-drivers/ppa
sudo apt-get update

sudo apt-get install mesa-vdpau-drivers

mpv --hwdec=vdpau

sudo apt-cache search fglrx
apt-get install fglrx-pxpress ubuntu-drivers-common boinc-client-fglrx

sudo apt-get install xserver-xorg-video-amdgpu xserver-xorg-video-amdgpu-dbg xserver-xorg-video-vesa xserver-xorg-video-radeon xserver-xorg-video-ati xserver-xorg-video-ati-dbg xserver-xorg-video-radeon-dbg

glxinfo

리얼 밴치마킹 테스트
sudo apt-get install glmark2

http://wiki.cchtml.com/index.php/Glxgears_is_not_a_Benchmark
http://www.phoronix-test-suite.com/