I think what the benchmark is proving is that 5.7 uses all the cpu cores where 5.6 in all variants and predecessors does not. 5.7 is not much faster than 5.6 w

I think what the benchmark is proving is that 5.7 uses all the cpu cores where 5.6 in all variants and predecessors does not. 5.7 is not much faster than 5.6 with less than 16 (HT) cores. But by the time 5.7 ships GA, we'll need it as cores will be far more plentiful.