The best OPPO mobile phone processor is the Snapdragon 845, which is Qualcomm's flagship processor released in the first half of 2018. The 855 processor is coming soon, OPPO R17.
Qualcomm Snapdragon 670 is a CPU chip produced in March 2018, OPPO R17, vivo X23, these two mobile phones are using this chip, because the Kyro 360 architecture used by the Snapdragon 670 is consistent with the Snapdragon 845, which also brings stronger performance, compared with the previous generation of Snapdragon 660 increased by 15%.
In terms of GPU, the Snapdragon 670 integrates Adreno 615, which improves the performance by 35% compared to the Adreno 512 carried by the previous generation Snapdragon 660.