The MacAppStore Version has this but I'm not sure how to format for the wiki
The following graphics cards are not supported: ATI X1xxx series, ATI HD2xxx series, Intel GMA series, NVIDIA 7xxx series and NVIDIA 8xxx series. The following cards require you to have 8GB of System RAM: Intel HD3000, NVIDIA 9400, Intel HD4000 and NVIDIA 320M.
also on their website http://www.feralinteractive.com/en/mac-games/tropico4/links-requirements/