Samsung's Exynos 7785 is a mid-range SoC that will be integrated in the 2018 Galaxy A7 model, while the 9610 model does not seem to be the flagship SoC, since the Galaxy S9 launching next year should integrate the un-leaked Exynos 9810 chip.
https://www.notebookcheck.net/Samsung-Exynos-9610-and-7885-specs-get-leaked.237430.0.html