Looks like GPU Zen 3 is off to a great start!!
We already started the process for GPU Zen 3 ... we can still accept proposals on the side:
GPU Den 2 - only three weeks left to send in proposals check out http://gpuzen.blogspot.com
and consider writing example code with
https://github.com/ConfettiFX/The-Forge
or any other rendering framework or engine.