HiSilicon Kirin 658 Advantages
Lower TDP (5W vs 6W)
HiSilicon Kirin 980 Advantages
Better graphics card performance FLOPS (0.5184 TFLOPS vs 0.0576 TFLOPS )
Higher Frequency (2600MHz vs 2350MHz)
More modern manufacturing process (7nm vs 16nm)
Released 1 years and 5 months late