^ Yes I know, that's why I wanted to see if he knew the specs. For $250 it might be wiser to go with some upgrades, just need to know what he's working with now to give him all his options. If his parent's system isn't too 'weak' he may get a better gaming experience with an upgrade- just trying to ensure he gets the best for his money.
Otherwise I'm willing to put together something for you that would be under $300.