Qualcomm Snapdragon 450 Advantages
Lower TDP (3W vs 5W)
Qualcomm Snapdragon 732G Advantages
Better graphics card performance FLOPS (0.4224 TFLOPS vs 0.1152 TFLOPS )
Larger memory bandwidth (14.9GB/s vs 7.46GB/s)
Higher Frequency (2300MHz vs 1800MHz)
More modern manufacturing process (8nm vs 14nm)
Released 3 years and 2 months late