Samsung Exynos 8890 Advantages
Better graphics card performance FLOPS (0.2496 TFLOPS vs 0.0493 TFLOPS )
Larger memory bandwidth (26.82GB/s vs 7.8GB/s)
Higher Frequency (2300MHz vs 1560MHz)
Samsung Exynos 7884B Advantages
Released 3 years and 10 months late