The latest sighting of the upcoming Galaxy J5 reveals an Exynos 7870 processor, next to 2 GB RAM, 16 GB internal storage, and Android 7.0 Nougat. The model listed on GFXBench is SM-J530.
http://www.notebookcheck.net/Samsung-Galaxy-J5-2017-surfaces-on-GFXBench.207730.0.html