So, I try to respond as a user ...:)
To solve the problem of high temperatures, install gpu tweak
The latest release ASUS GPU Tweak utility version 2.4.1.0
http://support.asus.com/download.aspx?SLanguage=en&p=9&m=GPU+Tweak&hashedid=n%2faThen set fan sped, user define and customize as you like the rotation speed of the fan according to the temperature reached by the gpu ...
I hope I was clear!
best regards... pikka68