Mate, perhaps they increased quarter on quarter (well I assume they did since it was xmas, OK increased that quarter compared to the previous years quarter)However dGPUs didn't suffer any of these reductions, and in fact enjoyed a significant increase in demand and sales.
but the statement
Is clearly bollux, there is zero evidence of this. In fact the linked you posted disproves it completelyClearly, more people purchased dGPUs than ever in 2016.