intake or exhaust?

[Rambusted]

Recently upgraded my 4870 to 6870 and was expecting the gpu to be cooler. It's not. Anyway should my rear fan exhaust or intake i currently have it exhausting.

 

[kbp]

Exit.... Try and get a side intake and it will be much cooler.

 

[Rambusted]

So side in and rear out, that makes sense Ty.