I have the same Laptop and same problem.
Adding XAA helped me:
Section "Device"
Identifier "Configured Video Device"
Driver "ati"
Option "DynamicClocks" "on"
Option "mtrr" "on"
Option...
Type: Posts; User: teclis; Keyword(s):
I have the same Laptop and same problem.
Adding XAA helped me:
Section "Device"
Identifier "Configured Video Device"
Driver "ati"
Option "DynamicClocks" "on"
Option "mtrr" "on"
Option...