Instead of releasing an SM8797, Qualcomm announced the in late 2018. The 855 featured a 7nm process, a Kryo 485 CPU (based on A76), and an Adreno 640 GPU. Notice the overlap? The 855 effectively delivered all the rumored specs of the 8797. It is highly probable that 8797 was an internal prototype that evolved into the 855 .
This chip represents Qualcomm's shift toward "central integration," moving away from fragmented electronic architectures to a unified "Snapdragon Digital Chassis". qualcomm 8797