Hello! I am intrested in playing this game. However, I do now have a PC. I have a mac. I am looking to build my own computer with it's sole purpose to running and playing this game. I will need to do it with in a budget. I understand I need a quadcore, thats fine, but what about ram? and what is a great graphicscard that will run this game flawless. Keep in mind...budget without losing graphics or performace. I appreciate your help. I am jealous of you all who have played this awesome game.