Unisoc T820 Advantages
Higher Frequency (2700MHz vs 2360MHz)
More modern manufacturing process (6nm vs 7nm)
Released 2 years and 8 months late
HiSilicon Kirin 820 Advantages
Better graphics card performance FLOPS (0.6528 TFLOPS vs 0.4352 TFLOPS )
Larger memory bandwidth (31.78GB/s vs 17.07GB/s)