0-20k Better Thermal Pad?

[Mello]

Is 6.0W/mK Thermal pad good to use in a gpu? and what is the best thickness among these three 0.5mm, 1.0mm, 1.5mm?

 

[nRiTeCh]

The lower the better but what exactly you plan to do?

 

[Mello]

modding for better thermals