Now, there’s some information about Xiaomi S2 online. From the latest Revelations, based on 16 nm TSMC technology process, S2 is still eight core design. Its internal contains four main frequency of 2.2 GHz A73 and four of 1.8 GHz A53. The built-in GPU is Mali G71MP8, supporting UFS2.1 and LPDDR4, not supporting CDMA network. Its performance is equal to Kirin 960.
The message also mentioned that the processor may be spotted on MWC, and the starting model is Mi 6X. And this is a global sale model, the foreign version maybe with the title of Mi A2.