Unisoc T820 Advantages
Higher Frequency (2700MHz vs 2600MHz)
More modern manufacturing process (6nm vs 7nm)
Released 4 years and 3 months late
HiSilicon Kirin 980 Advantages
Better graphics card performance FLOPS (0.5184 TFLOPS vs 0.4352 TFLOPS )
Larger memory bandwidth (34.1GB/s vs 17.07GB/s)