How seriously will the performance of AMD Ryzen 7 2700x CPU be adversely affected if a slow RAM speed of 2133Mhz is used, given that the Infinity Fabric requires 3200Mhz RAM speed? -
Best Ram for CPU Ryzen 7 2700X/3700X - CPUs, Motherboards, and Memory - Linus Tech Tips
RAM speed on Ryzen 7 2700x - CPUs, Motherboards, and Memory - Linus Tech Tips