Qualcomm Snapdragon 845 Advantages
Better graphics card performance FLOPS (0.727 TFLOPS vs 0.0432 TFLOPS )
Larger memory bandwidth (29.8GB/s vs 6.4GB/s)
Higher Frequency (2800MHz vs 2000MHz)
More modern manufacturing process (10nm vs 12nm)
Qualcomm Snapdragon 439 Advantages
Lower TDP (5W vs 9W)
Released 6 months late