Here we go again. again. The OnePlus 5 was caught cheating on benchmarks in order to achieve its chart-topping performance. A detailed investigation by XDA-Developers discovered the mechanism of the cheat. Hit the source link for the full details, here's the TL;DR version. When a benchmark is detected, the 5 locks the "little" cluster of its Snapdragon 835 chipset at its highest possible clockspeed - 1.9GHz. This isn't an overclock, but it does disable thermal throttling. The "big" cluster is not affected by this. That's enough to push the multi-core benchmark results as high as they...
Source: http://www.gsmarena.com/oneplus_5_cheats_on_multicore_benchmarks-news-25730.php