FAQ - Frequently asked questions about ASRock X870 Pro RS
What is the maximum memory capacity of my ASRock X870 Pro RS?
The maximum memory size of the X870 Pro RS is 192GB.
The phs memory® option for my ASRock X870 Pro RS is faster than the existing RAM - Is this a problem?
If your system is limited to a slower memory speed, the "Fallback Speed Setting" in the SPD of the phs memory® RAM-Modules ensures the support of slower memory settings down to the given memory speed.
Will the legal warranty of the device expire, if I install a new memory module?
The legal warranty right of your X870 Pro RS will not be affected if you install the memory yourself.