Samsung Exynos 1080 Advantages
Better graphics card performance FLOPS (1.024 TFLOPS vs 0.0493 TFLOPS )
Larger memory bandwidth (44GB/s vs 7.8GB/s)
Higher Frequency (2800MHz vs 1560MHz)
More modern manufacturing process (5nm vs 14nm)
Released 1 years and 2 months late
Samsung Exynos 7884B Advantages
Lower TDP (5W vs 9W)