Hello I would suggest testing in a supported operating system. You can also check the CPU frequency in the system BIOS to see what is detected. There are several possible PSU configurations. If you are using a single PSU or low wattage PSUs then it may be throttling due to power limitations. Thanks
Sorry for my English.PowerEdge C6100.CPUL5520 (2.27 GHz).Inserted 3 nodes from 4.Energy saving is disabled everywhere.When I turn on 3 nodes at the same time, the clock speed of the CPU on one of the nodes drops to 1.5 GHz. This node uses the Windows Server 2016.
clock speed. CPU