MediaTek Dimensity 9400 's Advantages
Better graphics card performance FLOPS (4.9521 TFLOPS vs 0.9792 TFLOPS )
Larger memory bandwidth (85.3GB/s vs 34.1GB/s)
Higher Frequency (3630MHz vs 2600MHz)
More modern manufacturing process (3nm vs 6nm)
Released 1 years and 6 months late
MediaTek Dimensity 8020 's Advantages
Lower TDP (4W vs 15W)