HiSilicon Kirin 820 Advantages
Better graphics card performance FLOPS (0.6528 TFLOPS vs 0.4224 TFLOPS )
Larger memory bandwidth (31.78GB/s vs 17GB/s)
Higher Frequency (2360MHz vs 2000MHz)
Qualcomm Snapdragon 4 Gen 1 Advantages
More modern manufacturing process (6nm vs 7nm)
Released 2 years and 7 months late