I have a standard ATI Radeon HD 2600 XT graphics card on my Mac Pro. It is not listed as one of the cards that should be used with Snow Leopard. What will be the consequences if I don't upgrade to one of the preferred cards?

Last edited by cyn; 08/28/09 12:05 PM. Reason: Topic moved to newly opened 'Mac OS X 10.6.x' forum.
Mac Pro dual Quad-Core Intel Xeons Early 2008; 16GB RAM; MacOS X 10.11.6, iOS 9.3.5