Hi guys need help on choosing a notenook .The 1st one is a dell inspiron 15r 5521. the 2nd is a lenovo g580 3632 qm the only difference is that the dell has a 2gb radeon dedicated graphics and the lenovo has 1 gb nvidia geforce graphics the pc is focused on gaming so please need advice ASAP.I play pc games like league of legends please help to choose the suitable laptop thanks.