Qualcomm Snapdragon 865 's Advantages
Better graphics card performance FLOPS (1.2021 TFLOPS vs 0.2432 TFLOPS )
Larger memory bandwidth (44GB/s vs 13.9GB/s)
Higher Frequency (2840MHz vs 2000MHz)
More modern manufacturing process (7nm vs 11nm)
Qualcomm Snapdragon 662 's Advantages
Lower TDP (4W vs 5W)