Hi I want to buy a professional grahic card because i Work with Archicad, autocad, and video editing. The problem is that a Play alot too with games. So I found this cards and wanted to know wich is the best choice for me considering for better and faster work on 3D Rendering, here are the links of the cards, any suggestion would help. thnx. http://cgi.ebay.it/Nvidia-Quadro-FX...ede_video_per_PC_e_Server?hash=item439d710116 http://cgi.ebay.it/PNY-NVIDIA-FX-45...ede_video_per_PC_e_Server?hash=item414cc2ee97 or do you thing i should go for 2 TA HD 5850 at the same Price of these to pro cards??????