Try the following commands before aticonfig:
export DISPLAY=:0
export GPU_USE_SYNC_OBJECTS=1
sudo aticonfig --adapter=all --odgt
On Settings > AMD Catalyst Control Center > Information > Software :
Driver Packaging version : 8.96.7
2D Driver version : 8.96.4
Catalyst Control center Version : 2.14
RandR Version: 1.3