Apple A10X Fusion Advantages
Larger memory bandwidth (51.2GB/s vs 34.1GB/s)
Lower TDP (8W vs 15W)
Apple A12X Bionic Advantages
Better graphics card performance FLOPS (1.008 TFLOPS vs 0.768 TFLOPS )
Higher Frequency (2500MHz vs 2380MHz)
More modern manufacturing process (7nm vs 10nm)
Released 1 years and 4 months late