HiSilicon Kirin 985 Advantages
Better graphics card performance FLOPS (0.652 TFLOPS vs 0.0576 TFLOPS )
Higher Frequency (2580MHz vs 2120MHz)
More modern manufacturing process (7nm vs 16nm)
Released 3 years and 4 months late
HiSilicon Kirin 655 Advantages
Lower TDP (5W vs 6W)