MediaTek Helio X30 Advantages
Lower TDP (5W vs 6W)
MediaTek Dimensity 8200 Advantages
Better graphics card performance FLOPS (1.442 TFLOPS vs 0.2176 TFLOPS )
Larger memory bandwidth (51.2GB/s vs 27.81GB/s)
Higher Frequency (3100MHz vs 2600MHz)
More modern manufacturing process (4nm vs 10nm)
Released 5 years and 10 months late