Qualcomm Snapdragon 480 Advantages
Better graphics card performance FLOPS (0.4224 TFLOPS vs 0.1976 TFLOPS )
More modern manufacturing process (8nm vs 14nm)
Lower TDP (3W vs 7W)
Released 5 years and 9 months late
Samsung Exynos 7420 Advantages
Larger memory bandwidth (24.8GB/s vs 17GB/s)
Higher Frequency (2100MHz vs 2000MHz)