ASUS PRIME B550M-A/CSM

ASUS PRIME B550M-A/CSM AM4 Micro-ATX DDR4 128 GB Motherboard

Asus Motherboard $109.99

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SocketAM4

ChipsetB550

Form FactorMicro-ATX

MemoryDDR4

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The ASUS PRIME B550M-A/CSM is a Micro-ATX motherboard for AM4. It supports DDR4 memory up to 4600 MT/s (OC).

AMD AM4 Socket And Pcie 4. 0: The Perfect Pairing For 3Rd Gen AMD Ryzen Cpus
Fast Connectivity: 1Gb LAN, USB 3. 2 Gen 2 Type-C & Type-A Ports, A Front Panel USB 3. 2 Gen 1 Connector, Plus HDMI 2. 1, D-Sub, And DVI Display Outputs
First Pcie 4. 0 CSM Motherboard: ASUS Corporate Stable Model With Up To 36-Month Supply, EOL Notice, And ECN Control
ASUS Control Center Express(ACCE) To Make IT Endpoint Management Simpler
5X Protection III: All-Round Protection With Languard, DRAM Overcurrent Protection, Overvoltage Protection, Safeslot Core Safeguards And Stainless-Steel Back I/O

Manufacturer	ASUS
Model Number	PRIME B550M-A/CSM 90MB14I0-M0AAYC
Launch Date	June 2020
CPU Socket	AMD Socket AM4
Chipset Model	Intel B550
Board Size / Form Factor	Micro-ATX
Supported Memory Type	DDR4
DIMM Slots	4
Maximum RAM Capacity	128 GB
Valid DDR4 Speeds	DDR4-2133 / DDR4-2400 / DDR4-2666 / DDR4-2800 / DDR4-3000 / DDR4-3200 / DDR4-3333 / DDR4-3466 / DDR4-3600 / DDR4-3733 / DDR4-3866 / DDR4-4000 / DDR4-4133 / DDR4-4266 / DDR4-4400 / DDR4-4600 (OC)
ECC Memory Support	Yes * ECC memory support also depends on the CPU memory controller
Expansion Slots (PCIe)	1 × PCIe x16, 2 × PCIe x1
PCIe x16 (Qty)	1
PCIe x4 (Qty)	0
PCIe x1 (Qty)	2
M.2 Slot Count	2 × M.2
M.2 Device Compatibility	2242 / 2260 / 2280 / 22110 - M Key, 2242 / 2260 / 2280 - M Key
SATA III Ports	4 × SATA 6Gbps
SATA Express Ports	0
Wired Networking (LAN)	GbE LAN
Onboard Wi-Fi	No
Wi-Fi Standard	N/A
Rear-Panel USB	USB 3.2 Gen1, USB 2.0
Internal USB 3.2 Gen 2x2 Headers	0
Internal USB 3.2 Gen 2 Headers	0
Internal USB 3.2 Gen 1 Headers	1
Internal USB 2.0 Headers	2
NVIDIA SLI	No
AMD CrossFire	No
RAID Capability	Yes
Back-Connect Layout	No
Manufacturer Part Number (MPN)	PRIME B550M-A/CSM
SKU Code	PRIME B550M-A/CSM
GTIN / EAN	192876755532