ASROCK B450 Pro4 R2.0 User Manual page 29

Ryzen Series CPUs (Picasso):
UDIMM Memory Slot
A1 A2
- SR
- DR
- SR
- DR
SR SR
SR/DR DR SR/DR
SR/DR SR/DR SR/DR
Ryzen Series CPUs (Summit Ridge):
UDIMM Memory Slot
A1 A2
- SR
- DR
- SR
- DR
SR SR
SR/DR DR SR/DR
SR/DR SR/DR SR/DR
Frequency
(Mhz)
B1 B2
- - 2933
- - 2667
- SR 2667
- DR 2400
SR SR 2133
DR 1866
SR/DR 1866
Frequency
(Mhz)
B1 B2
- - 2667
- - 2667
- SR 2667
- DR 2667
SR SR 2667
DR 2667
SR/DR 2133-2400
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