ASROCK B550M-C R2.0 User Manual

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B550M-C R2.0
2.3 Installing Memory Modules (DIMM)
is motherboard provides four 288-pin DDR4 (Double Data Rate 4) DIMM slots,
and supports Dual Channel Memory Technology.
AMD non-XMP Memory Frequency Support
Ryzen Series CPUs (Vermeer):
Ryzen Series CPUs (Matisse):
1. For dual channel conguration, 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 or three
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.
4. We suggest that you install the memory modules on DDR4_A2 and DDR4_B2 rst
for better DRAM compatibility on 2 DIMMs conguration.
UDIMM Memory Slot
Frequency
(Mhz)
A1 A2 B1 B2
- SR - - 3200
- DR - - 3200
- SR - SR 3200
- DR - DR 3200
SR SR SR SR 2933
SR/DR DR SR/DR DR 2667
SR/DR SR/DR SR/DR SR/DR 2667
UDIMM Memory Slot
Frequency
(Mhz)
A1 A2 B1 B2
- SR - - 3200
- DR - - 3200
- SR - SR 3200
- DR - DR 3200
SR SR SR SR 2933
SR/DR DR SR/DR DR 2667
SR/DR SR/DR SR/DR SR/DR 2667

ASROCK B550M-C R2.0 Specifications

General

Form Factor	Micro ATX
Chipset	AMD B550
Socket	AM4
Max Memory	128GB
Memory Speed	DDR4 4733+(OC)
PCIe x16 Slots	1
USB 3.2 Gen1 (Rear)	4
USB 2.0 (Rear)	2
USB 3.2 Gen1 (Front)	2
USB 2.0 (Front)	2
RAID Support	RAID 0, 1, 10
Memory Slots	4
PCIe x1 Slots	1
Storage Interface	6 x SATA3
M.2 Slots	1
LAN	Realtek RTL8111H
Audio	7.1 CH HD Audio (Realtek ALC897 Audio Codec)