HiSilicon Kirin 950 Advantages
Lower TDP (5W vs 6W)
HiSilicon Kirin 990 4G Advantages
Better graphics card performance FLOPS (0.6912 TFLOPS vs 0.1152 TFLOPS )
Larger memory bandwidth (34.1GB/s vs 25.6GB/s)
Higher Frequency (2860MHz vs 2400MHz)
More modern manufacturing process (7nm vs 16nm)
Released 3 years and 11 months late