"The Sabertooth Z170 Mark 1 motherboard does the TUF series name proud with stability and performance matching that of the upper-tier boards. ASUS also did a phenomenal job in integrating the on-board devices into the board, all performing well within rated specs."
Morry Teitelman - PC Perspective.
ASUS Sabertooth Z170 Mark 1 motherboard review by PC Perspective - Introduction & Conclusion.