MediaTek Dimensity 1200 Advantages
Better graphics card performance FLOPS (0.9792 TFLOPS vs 0.0998 TFLOPS )
Larger memory bandwidth (34.1GB/s vs 12.8GB/s)
Higher Frequency (3000MHz vs 2100MHz)
More modern manufacturing process (6nm vs 20nm)
Released 5 years and 8 months late
MediaTek Helio X20 Advantages
Lower TDP (5W vs 10W)