Qualcomm, as you know, not the Snapdragon. The company trusts issue SoC partners. For example, in the Snapdragon 820, Snapdragon Snapdragon 835 and 845 answers Samsung. However, this will change soon.
According to the report Nikkei, Qualcomm will cooperate with TSMC in 2019. Thus, Snapdragon 855 appears without the participation of Samsung. Taiwan Semiconductor Manufacturing Company will be the successor of the South Korean giant. That is a good reason.
Samsung manages to introduce a rate of 7 nm. Snapdragon 845 created by old technology is 10 nm. TSMC, meanwhile, ensures that 7 nm after 2018. Qualcomm made Snapdragon for 855 best choice.
Alas, features Snapdragon 855 hidden. There is information only about the specs of the Snapdragon 845. The platform is equipped with 8 cores Kryo 385, Adreno graphics, a modem 630 and X20. The latter transmits data at speeds up to 1.2 Gbps. the First chip receives the phones from Xiaomi Mi7, and Samsung Galaxy S9.