Hello, My name is Carlos Anselmo and I´m from Brazil. I have a Mac G5 2.0 dual with AGP ATI RADEON 9600 XT with 128MB DDR SDRAM and I want to know wath video card I need to buy for multi projection. It is possible to do that? I have three open full-length PCI-X slots: one 133MHz, 64-bit slot and two...