"Hey Siri" support and possibly wireless charging case alongside AirPower charging mat.
AirPods and AirPower: Everything We Know
Apple Releases New iMacs with Upgraded ATI Radeon HD Graphics Cards
As predicted, Apple launched new iMacs today featuring the latest Intel Core i3, Core i5 and Core i7 processors and new graphics cards.
"We took the world's best all-in-one and made it even better," said Philip Schiller, Apple's senior vice president of Worldwide Product Marketing. "With the latest processors, high-performance graphics and signature aluminum and glass design, customers are going to love the latest iMac."The new iMacs all feature dedicated graphics cards rather than relying on slower integrated graphics chips. A breakdown of the new models is provided here:
$1199 / 21.5" / 3.06GHz Core i3 / 4GB / 500GB / ATI Radeon HD 4670
$1499 / 21.5" / 3.20GHz Core i3 / 4GB / 1TB / ATI Radeon HD 5670
$1699 27" / 3.20GHz Core i3 / 4GB / 1TB / ATI Radeon HD 5670
$1999 27" / 2.8GHz Quad-Core Core i5 / 4GB / 1TB / ATI Radeon HD 5750
+$200 27" / 2.93 GHz Quad-Core Core i7 BTO option
The iMacs were last updated in October 2009.