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? -
3200MHz vs. 3400MHz vs. 3600MHz vs. 3800MHz vs. 4133MHz | Best RAM for Ryzen 3000 - YouTube
Kingbank DDR4 3200Mhz RAM 16GB 3200Mhz 1.2V PC DIMM Desktop Memory with HeatSink | eBay