How to Install AMD ATI Radeon Graphics HD 6770M [closed]
1 - Download Catalyst 13.4 from AMD site (previous versions will not work).
http://support.amd.com/us/gpudownload/Pages/index.aspx
2 - Install 32 bit libraries, type the following command on terminal:
sudo apt-get install ia32-libs
3 - Install kernel headers, type the following command on terminal:
sudo apt-get install linux-headers-generic
4 - Install DKMS, type the following command on terminal:
sudo apt-get install dkms
5 - Install Catalyst driver, type the following commands on terminal:
cd Downloads (assuming that the driver is in this folder)
chmod +x amd-catalyst-13.4-linux-x86.x86_64.run
sudo sh amd-catalyst-13.4-linux-x86.x86_64.run
Follow the instructions and reboot the system when asked.
6 - Have fun! :)
This answer worked for my Samsung Chronos laptop which uses Intel/AMD 6750 hybrid : How do I get AMD/Intel Hybrid Graphics drivers to work?
You need to enter sudo amdconfig --initial
after install and before restarting your system.