User Manual
B450M-HDV
21
English
Please note that this connector is the interface to the LED control board on the SR3, it requires the AMD
utility "SR3 Settings Soξware" to control the LED.
*ξe diagram shown here are for reference only. Please refer to page 27 for the orientation of USB Header.
2.3 Installing Memory Modules (DIMM)
ξis motherboard provides two 288-pin DDR4 (Double Data Rate 4) DIMM slots,
and supports Dual Channel Memory Technology.
DDR4 UDIMM Maximum Frequency Support
Ryzen Series CPUs (Pinnacle Ridge):
1. For dual channel conξguration, you always need to install identical (the same
brand, speed, size and chip-type) DDR4 DIMM pairs.
2. It is unable to activate Dual Channel Memory Technology with only one memory
module installed.
3. 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.
UDIMM Memory Slot
Frequency
(Mhz)
A1 B1
- SR 2667
SR - 2667
- DR 2400
DR - 2400
SR SR 2667
DR DR 2400