I have a ge-force 4200 ti.. cost me about 300 bucks and soft modded it to a quadro4 700 xgl. Saves a lot of money and works almost as well as the quadro fx 1000.
I'd stay away from raideons.
Kurt
I am enough of an artist to draw freely upon my imagination, knowledge is limited, imagination encircles the world. (Albert Einstein)
https://www.artstation.com/kurtb