Well the first and obvious questions are:
1. What are your CPU and GPU temperatures when the problems start happening?
2. What are your CPU and GPU usage %'s and core clocks when the problems start happening?
3. What driver revisions are you currently ...
1. What are your CPU and GPU temperatures when the problems start happening?
2. What are your CPU and GPU usage %'s and core clocks when the problems start happening?
3. What driver revisions are you currently ...