What drivers to use for my 6800 GT OC?

[jarablue]

There are 66.72 whql drivers from www.guru3d.com but nvidia has 61.77's posted on there site. What should I use?

 

[Rage187]

the 66.72's

 

[imported_SiCkNeSs]

I use 66.81's and they are the first drivers that keep my system from randomly crashing and/or freezing in games.