Due to the slow rate of production, Samsung may not be able to get their hands on enough Snapdragon 835 and Exynos 8895 chipsets to meet demand, insider sources say. A supply shortage could have a significant impact on Samsung's sales.
http://www.notebookcheck.net/Sluggish-chipset-production-may-limit-supply-of-Samsung-s-upcoming-flagship-smartphones.209270.0.html