Samsung's beta testing of Android 7.0 on the Galaxy S7 and S7 edge is well underway in South Korea, China, the US and the UK, so Nougat is coming to the current gen flagships any day now. Last year's Galaxy S6 won't be left out for too long though. A week ago we reported that the update is in development, but judging by a few benchmark entries, it's on the final straight. Apparently, a Nougat-running S6 has visited both GeekBench and GFXBench in the past day proving that the firmware build is nearly finished. The GeekBench entry is one specifically for the Nougat S6, while on...
Source: http://www.gsmarena.com/galaxy_s6_running_android_70_spotted_on_gfxbench_and_geekbench-news-21767.php