AMD has just confirmed that Vega architecture will be based on 14nm and 14nm+ architecture.
VEGA: 14nm, NAVI: 7nm
It’s confirmed, NAVI will launch on a 7nm process with unnamed NAVI successor arriving on a refined 7nm process.
More importantly, AMD confirmed that VEGA will be available on 14nm and 14nm+ architectures. This probably means VEGA 10 and VEGA 20 arriving later, even before NAVI.
ZEN 2: 7nm, ZEN3: 7nm+
AMD also confirmed that ZEN 2 architecture will be available on 7nm fabrication process with ZEN 3 using refined 7nm+ process.
Jim Anderson confirmed that Ryzen 3, Ryzen PRO, Ryzen Mobile and Ryzen Mobile PRO will start rolling out in the third quarter.