I have 4 120mm fans (2 stock, 2 ARCTIC F12 [http://www.newegg.com/Product/Product.aspx?Item=N82E16835186079]):https://www.dropbox.com/s/a83qup3qwcmc4ar/Case%20Fans.PNG
To psu fan is pointed to the bottom of the case. And the gpu fan also points downward.
I think the gpu got up to about 51C play Trine (and I want to be able to run better games then Trine
ps I'm using SpeedFan to see the temps.