Qualcomm Snapdragon 820 Advantages
Better graphics card performance FLOPS (0.3194 TFLOPS vs 0.0576 TFLOPS )
Higher Frequency (2150MHz vs 2120MHz)
More modern manufacturing process (14nm vs 16nm)
HiSilicon Kirin 655 Advantages
Lower TDP (5W vs 11W)
Released 1 years and 1 months late