FAQ - Frequently asked questions about ASRock Fatal1ty X399 Professional Gaming
What is the maximum memory capacity of my ASRock Fatal1ty X399 Professional Gaming?
The maximum memory size of the Fatal1ty X399 Professional Gaming is 256GB.
The phs memory® option for my ASRock Fatal1ty X399 Professional Gaming 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 Fatal1ty X399 Professional Gaming will not be affected if you install the memory yourself.