The computers on the floor each have 3x 6970's The computer in the rack with the blue lights has 1x 6970. Sorry for the crappy picture, I took it on my cellphone.
I'm going to building my own version of that Monday or Tuesday and I get the parts to finish my next aluminum tube rig.
I'll take some pictures.
You do what you have to do get rid of that heat, don't you?