Qualcomm Snapdragon 870 Advantages
Lower TDP (6W vs 6.3W)
Qualcomm Snapdragon 8 Gen 2 Advantages
Better graphics card performance FLOPS (3.4816 TFLOPS vs 1.3721 TFLOPS )
Larger memory bandwidth (64GB/s vs 44GB/s)
More modern manufacturing process (4nm vs 7nm)
Released 1 years and 10 months late