Snapdragon 855 compared to 870 is actually a generation
The 870 processor is an overclocked version of the 865. The 870 processor is basically running at about 720,000, and the 855 processor was released in December 2018 with a running score of about 500,000. Basically equivalent to the current god U Snapdragon 778. If you do not play games in daily use, the perception should not be large, and it is a 7nm process. If you want to change the machine, the budget is low, it is recommended that the Tianguet 8100, the price is not high, give you the flagship experience, smooth use of three years no problem. If the budget is high, directly on the latest Snapdragon 8gen1, changed the TSMC 4nm process, now it is the star chip, suppressed the fever and dark disease, which is more than 3,000 yuan, not very expensive, but the experience is great.
Two generations behind
Snapdragon 870 is two generations more advanced than Snapdragon 855, the process has a qualitative leap, and the processing speed and energy saving have been significantly improved. When playing games, the 870's heat output is also better controlled than the 855.