Faster memory will clock down to run at optimal speed depending on processor model and number of modules installed. Refer to manual for supported memory configurations and speeds.
DDR5 4800MT/s Non-ECC Unbuffered SODIMM CL40 1RX16 1.1V 262-pin 16Gbit
DDR5 4800MT/s Non-ECC Unbuffered SODIMM CL40 1RX8 1.1V 262-pin 16Gbit