Chipset is an array of integrated circuits meant to perform in real-time constraints and dedicated functions. Expensive smartphones tend to have better chipset, which performs more advanced operations.
Qualcomm SDM450 Snapdragon 660 (14nm)
It stands for a Central Processing Unit. It's generally known as the brain of the device. In short, the CPU process the lines of tasks assigned by the operator.
Octa-core 8 core
The Term GPU stands for the graphics processing unit. It is a single-chip processor meant to boost up object alteration, image production, and 3D Motion by manipulating the memory.
Random Access Memory
4 GB RAM
4x 2.2 GHz Kryo 260 and 4x 1.84 GHz Kryo 260
It's a reserved memory in Smartphones, laptops, tablets, e.t.c, allowing to save all the data pertaining to the applications, videos, images, and other files in one place.
It's an alternative external memory to extend the storage size by means of MicroSD card, flash e.t.c
up to 256GB
It's a medium or location putting the memory card.
Ambient Light, fingerprint (rear placed), accelerometer, compass, proximity, Gyroscope