AMD Fx-4100 and Gigabyte 970a-d3p,how much good is this for playing games in mid setting and for dayto day work like heavly internet. for the timebieng i dont have a gpu card so how much the inbuilt gpu mobo, 512 or 1gb .the fx 4100 is realy quad core or four threads and the newly launched fx-4300 which is better. Thanks.