MediaTek Helio P90 Advantages
Lower TDP (5W vs 7W)
Samsung Exynos 2200 Advantages
Better graphics card performance FLOPS (3.1104 TFLOPS vs 0.1552 TFLOPS )
Larger memory bandwidth (51.2GB/s vs 13.91GB/s)
Higher Frequency (2800MHz vs 2200MHz)
More modern manufacturing process (4nm vs 12nm)
Released 3 years and 2 months late