MediaTek Dimensity 800U Advantages
Better graphics card performance FLOPS (0.3264 TFLOPS vs 0.2621 TFLOPS )
Higher Frequency (2400MHz vs 2200MHz)
More modern manufacturing process (7nm vs 8nm)
Released 11 months late
Samsung Exynos 980 Advantages
Larger memory bandwidth (34.1GB/s vs 17.07GB/s)
Lower TDP (9W vs 10W)