350Kh/s on 5850 and 10Kh/s on i5 ? modal (in macbook air mid-2011) and 40kh/s on 5450 all using cgminer except for mba - using scryptminer gui.
Not mining for profit, although I do have a pretty good turn over with the 5850 , the mba and 5450 are just for fun, I don't mine on them regularly.