check my utube page for the previous same game i played with mid settings. This is a follow up. this time i maxed out everything to test its capability. imac2.0ghz,1g RAM,128mb ATI radeon hd2400xt graphics card play need 4 speed carbon2007 (mac version) on leopard. 2007, 2400, apple, ati, can't, carbon, card, computer, expensive, for, games, gaming, graphics, hd, imac, leopard, lesson, mac, max, need, os, pc, performance, play, radeon, resolution, speed, sucks, tiger, tutorial, versus, video, vista, vs, windows, xp, xt