MediaTek Helio P90 Advantages
Lower TDP (5W vs 6W)
MediaTek Dimensity 6020 Advantages
Better graphics card performance FLOPS (0.2432 TFLOPS vs 0.1552 TFLOPS )
Larger memory bandwidth (17.07GB/s vs 13.91GB/s)
More modern manufacturing process (7nm vs 12nm)
Released 4 years and 4 months late