Compared to some flagships, the S9 has twice the f-stops and half the sensors.

Not shown: Samsung's highly touted 2 Gbit LPDDR4 DRAM, layered right underneath the image sensor.

Shown: Some other mystery chips.

RD938 likely OIS driver

STMicroelectronics L2G2IS 2-axis OIS gyroscope

GigaDevice GD25LQ32 32 Mb serial flash