Installing Memory Module (Dimm) - ASROCK H510 Pro BTC+ User Manual

2.3 Installing Memory Module (DIMM)

This motherboard provides one 288-pin DDR4 (Double Data Rate 4) DIMM slot.
It is not allowed to install a DDR, DDR2 or DDR3 memory module into a DDR4 slot;
otherwise, this motherboard and DIMM may be damaged.
The DIMM only fits in one correct orientation. It will cause permanent damage to
the motherboard and the DIMM if you force the DIMM into the slot at incorrect
orientation.
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