HiSilicon Kirin 9000 Advantages
Better graphics card performance FLOPS (2.3316 TFLOPS vs 0.0576 TFLOPS )
Higher Frequency (3130MHz vs 2120MHz)
More modern manufacturing process (5nm vs 16nm)
Released 3 years and 10 months late
HiSilicon Kirin 655 Advantages
Lower TDP (5W vs 6W)