Apple told CNN Business that consumers can still purchase the computers for a limited time.br But once inventory runs out, the iMac Pro will no longer be available to purchase.br The all-in-one machine was once referred to as "the most powerful Mac ever," but it hasn't recieved any significant updates in the past few years.br According to Apple, the 27-inch iMac is the most popular among consumers.br For those who require more power, Apple suggests the Mac Pro tower, which surpasses the iMac Pro's capabilities.