Qualcomm Snapdragon 662 Advantages
Lower TDP (4W vs 6W)
Qualcomm Snapdragon 7 Plus Gen 2 Advantages
Better graphics card performance FLOPS (1.7817 TFLOPS vs 0.2432 TFLOPS )
Larger memory bandwidth (25.6GB/s vs 13.9GB/s)
Higher Frequency (2910MHz vs 2000MHz)
More modern manufacturing process (4nm vs 11nm)
Released 3 years and 2 months late