Acer M1100 3.5gb ram currently 250 stock power supply. (current video card nvidia 7300gs) Tv tuner card wireless card. ipod camera external hd wireless keyboard mouse. this is a link to it http://products.search.shopping.yah...000A Desktop Computer:1995122767:page=details I already know what card im getting this is the one. http://www.newegg.com/Product/Product.aspx?Item=N82E16814162016 This is what i was looking at will it work(PSU)? http://www.newegg.com/Product/Product.aspx?Item=N82E16817338018 its a small form factor case but im not sure what kind of power supply will fit in it only micro atx or will regular atx work as well there in no little switch in the back and it has the little 115 number in the back.