Overview of the iMac lineupThe iMac lineup presently involves three models: the 21.five-inch iMac, the 27-inch iMac, as well as the iMac Pro. The 21.five-inch iMac includes a commencing price of $1,099 and includes a two.3GHz dual-core Intel Core i5 processor. The 27-inch iMac provides a setting up price of $1,799 and offers a three.1GHz 6-Main Int