Which graphics card is best to upgrade a G4 466 Quick Silver Mac near ADC monitor? for use near Avid DV etc.?

Which graphics card is best to upgrade a G4 466 Quick Silver Mac near ADC monitor? for use near Avid DV etc.?

ATI Technologies RADEON 9800 PRO MAC EDITION 4x/2x AGP

I'm only guessing here so don't take my word for it. Google turn upside down it and see if it would be compatible with your Mac :-)