https://semiaccurate.com/forums/showpost.php?p=216882&postcount=203

"However, the Carrizo's Die will be smaller thanks to a smaller L2 cache and a streamlined GPU, according to my source."

http://www.computerbase.de/2014-07/amd-carrizo-mit-hdmi-2.0-und-voller-h...

Carrizo 2MB Cache L2 Versus Kaveri 4MB Cache L2, no stacked RAM

Whether that is last in the rumor mill speculated Stacked DRAM used in those applications, is rather unlikely due to the new information and is probably reserved for a later generation.