You have a
00:01.0 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] BeaverCreek [Radeon HD 6530D]
It would probably cost £20-£30 to replace with a reasonable non-gaming nvidia controller.
If at any time you install, as opposed to an upgrade - for example install a new distro:-
You will overwrite the root directory - which is good, but you will also wipe out the contents of your /home directory - which is bad!
Place your /home directory in a separate partition & all will be well.
There are several methods of accomplishing this.
But you need to move /home to a different partition before
If you have done any fresh installs
lately, then expect /home to be virtual empty.
You display your mounted filesystems with the command