HiSilicon Kirin 990 5G Advantages
Higher Frequency (2860MHz vs 2850MHz)
MediaTek Dimensity 8100 Advantages
Better graphics card performance FLOPS (1.309 TFLOPS vs 0.6912 TFLOPS )
Larger memory bandwidth (51.2GB/s vs 34.1GB/s)
More modern manufacturing process (5nm vs 7nm)
Released 2 years and 5 months late