I went to buy new imac today 20'' with intel.And got talked in to buying last imac 20'' also with out intel pd 850.00 brand new it didnt have restore disks.Havent taken out of box yet haveing 2nd thoughts should I have bought newest model new to sight please help. Mostly useing it for basic stuff on a g3 right now would like to do more the g3 is very slow.