All of these are rubbish. Get a gt640m or 7730m or above as they are new mid-range cards.
im still searching better ones
but its best what i could find in my country(performsnce i mean not brand
) who knows adress where can combine parts for notebook like this http://www.mysn.de/detail.asp?userid=64AEEB7FE59346D6B99A1CD32F7CE853&KategorienOrder=010;050;011&bestellnr=XMG-A501-STUDENT
with cheap shipping and VAT and likely with monthly pay for it
so i could buy some heavier thing
?? or just i need a desktop but i need to repair my old nb for school