Qualcomm Snapdragon 690 Advantages
Lower TDP (6W vs 8W)
Qualcomm Snapdragon 8 Elite Advantages
Better graphics card performance FLOPS (3.3792 TFLOPS vs 0.4864 TFLOPS )
Larger memory bandwidth (42.7GB/s vs 14.9GB/s)
Higher Frequency (4320MHz vs 2000MHz)
More modern manufacturing process (3nm vs 8nm)
Released 4 years and 4 months late