This was one of my older builds I had before I made this youtube channel. I think my first video is actually installing windows on the thing. I had previously set it up with openbox, and ubuntu though and was using in that state for about 6 months through various encarnations.
I previously had it set up at my parents house, over the summer. It was a decent build. Here are the four quadro cards, I was using the proprietary nvidia drivers to make this work since I needed to use mosaic. You can have multiple monitor setups like this without something like mosaic or eyefinity, but the different graphic cards will act as different x-sessions.
Now lets look at those quadros, I bought each of ebay for
>Tfw four cards and four more fans :D
>Tfw I wasn't a cardlet for once :DD