Samsung Exynos 7872 Advantages
Better graphics card performance FLOPS (0.0384 TFLOPS vs 0.004 TFLOPS )
Higher Frequency (2000MHz vs 1300MHz)
More modern manufacturing process (14nm vs 28nm)
Released 2 years late
MediaTek MT6580 Advantages
Larger memory bandwidth (4.3GB/s vs 3.7GB/s)