ASROCK A320M/ac Manual page 23

Ryzen Series CPUs (Pinnacle Ridge):
UDIMM Memory Slot
A1
SR
-
DR
-
SR
DR
Ryzen Series CPUs (Picasso):
UDIMM Memory Slot
A1
SR
-
DR
-
SR
DR
Frequency
(Mhz)
B1
- 2933
SR 2933
- 2933
DR 2933
SR 2933
DR 2933
Frequency
(Mhz)
B1
- 2933
SR 2933
- 2667
DR 2667
SR 2933
DR 2667
A320M/ac
21