You can't change Turbo Boost. That's set by Intel. Overclocking is making the CPU clock higher than Turbo speeds given that you have the cooler to dissipate the heat, silicon lottery and enough voltage.
Have a read through this.
https://dlcdnets.asus.com/pub/ASUS/mb/SocketAM4/ROG_STRIX_B450_F_GAMING/Memory-QVL-For-AMD-Ryzen-2000-Series-Processors.pdf?_ga=2.257552011.1047402529.1544062009-1644706423.1544062009