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ASUS Prime B550M-A WiFi AMD AM4 (3rd Gen Ryzen) Micro ATX Motherboard (PCIe 4.0, WiFi 6, ECC Memory, 1Gb LAN, HDMI 2.1/D-Sub, 4K@60HZ, Addressable Gen 2 RGB Header and Aura Sync)

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ASUS Prime B550M-A WiFi AMD AM4 (3rd Gen Ryzen) Micro ATX Motherboard (PCIe 4.0, WiFi 6, ECC Memory, 1Gb LAN, HDMI 2.1/D-Sub, 4K@60HZ, Addressable Gen 2 RGB Header and Aura Sync)

Name: ASUS Prime B550M-A WiFi AMD AM4 (3rd Gen Ryzen) Micro ATX Motherboard (PCIe 4.0, WiFi 6, ECC Memory, 1Gb LAN, HDMI 2.1/D-Sub, 4K@60HZ, Addressable Gen 2 RGB Header and Aura Sync)
Brand: ASUS
SKU: N82E16813119316
Rating: 4 (1762 reviews)

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BIOS update might require for AMD Zen 3 Ryzen 5000 series CPU
AMD AM4 Socket and PCIe 4.0: The perfect pairing for 3rd Gen AMD Ryzen CPUs
Ultrafast Connectivity: 1 x PCIe 4.0 x16 SafeSlot, WiFi 6 (802.11ax), 1Gb LAN, dual M.2 slots (NVMe SSD) - one with PCIe 4.0 x4 connectivity, USB 3.2 Gen 2 Type-A, HDMI 2.1 (4K@60HZ), D-Sub & DVI
Comprehensive Cooling: VRM heatsink, chipset heatsink, hybrid fan headers and Fan Xpert 2 utility
5X Protection III: all-round protection with LANGuard, DRAM overcurrent protection, overvoltage protection, SafeSlot Core safeguards and stainless-steel back I/O
Boosted Memory Performance: ASUS OptiMem proprietary trace layout allows memory kits to operate at higher frequencies with lower voltages to maximize system performance
Enhanced Power Solution: 8+1 DrMOS power stages with high-quality alloy chokes and durable capacitors to provide reliable power for the last AMD high-count-core CPUs

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Reviews (1,762)

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Limited Warranty period (parts): 3 years
Limited Warranty period (labor): 3 years
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CPU Socket Type	AM4
CPU Type	BIOS update might require for AMD Zen 3 Ryzen 5000 series CPU. Refer to ASUS website for CPU support list.

Number of Memory Slots	4x288pin (DDR4)
Memory Standard	DDR4 4400(O.C)/ 4000(O.C.)/ 3866(O.C.)/ 3600(O.C.)/ 3466(O.C.)/ 3200/ 3000/ 2800/ 2666/ 2400/ 2133 MHz Un-buffered Memory * * Refer to www.asus.com for the Memory QVL (Qualified Vendors Lists).
Maximum Memory Supported	128GB
Channel Supported	Dual Channel

PCI Express 4.0 x16	3rd Gen AMD Ryzen Processors 1 x PCIe 4.0 x16 (x16 mode)
PCI Express 3.0 x16	1 x PCI Express 3.0 x16
PCI Express x16	None
PCI Express x1	AMD B550 Chipset 2 x PCIe 3.0 x1

SATA 6Gb/s	4 x SATA 6Gb/s
M.2	3rd Gen AMD Ryzen Processors: 1 x M.2 Socket 3, with M Key, Type 2242/2260/2280/22110 (PCIE 4.0 x4 and SATA modes) storage devices support AMD B550 Chipset: 1 x M.2 Socket 3, with M Key, Type 2242/2260/2280 (PCIE 3.0 x4 and SATA modes) storage devices support
SATA RAID	0/1/10

Audio Chipset	Realtek ALC887
Audio Channels	7.1 Channels

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ASUS Prime B550M-A WiFi AMD AM4 (3rd Gen Ryzen) Micro ATX Motherboard (PCIe 4.0, WiFi 6, ECC Memory, 1Gb LAN, HDMI 2.1/D-Sub, 4K@60HZ, Addressable Gen 2 RGB Header and Aura Sync)

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LAN Chipset	Realtek RTL8111H
Max LAN Speed	1Gbps
Wireless LAN	Intel Wi-Fi 6 AX200 2x2 Wi-Fi 6 (802.11 a/b/g/n/ac/ax) support 1024QAM/OFDMA/MU-MIMO Supports up to 2.4Gbps max data rate Supports dual band frequency 2.4/5 GHz Supports channel bandwidth: HT20/HT40/HT80/HT160 Supports PCIe interface
Bluetooth	Bluetooth v5.1* * BT 5.1 function will be ready in Windows 10 build 19041 or later.

Back I/O Ports	1 x PS/2 keyboard/mouse combo port(s) 1 x DVI-D 1 x D-Sub 1 x HDMI 1 x LAN (RJ45) port(s) 2 x USB 3.2 Gen 2 (teal blue) (2 x Type-A) 4 x USB 3.2 Gen 1 (blue) Type-A 3 x Audio jack(s) 1 x ASUS Wi-Fi Module
HDMI	1 x HDMI
USB 3.0	2 x USB 3.0

Onboard USB	1 x USB 3.2 Gen 1 (up to 5Gbps) connector(s) support(s) additional 2 USB 3.2 Gen 1 port(s) 2 x USB 2.0 connector(s) support(s) additional 4 USB 2.0 port(s)
Other Connectors	1 x CPU Fan connector(s) 1 x CPU OPT Fan connector(s) 2 x Chassis Fan connector(s) 2 x Aura RGB Strip Headers 1 x Addressable Gen 2 header(s) 1 x SPI TPM header 1 x S/PDIF out header(s) 1 x Front panel audio connector(s) (AAFP) 1 x Clear CMOS jumper(s) 1 x System panel connector 1 x COM port header 1 x Speaker connector

Form Factor	Micro ATX
LED Lighting	RGB
Dimensions (W x L)	9.6" x 9.6"
Power Pin	1 x 24-pin EATX Power connector(s) 1 x 8-pin EATX 12V Power connectors

Item#: N82E16813119316

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ASUS Prime B550M-A WiFi AMD AM4 (3rd Gen Ryzen) Micro ATX Motherboard (PCIe 4.0, WiFi 6, ECC Memory, 1Gb LAN, HDMI 2.1/D-Sub, 4K@60HZ, Addressable Gen 2 RGB Header and Aura Sync)

Learn more about the ASUS PRIME B550M-A (WI-FI)

Customer Reviews of the ASUS PRIME B550M-A (WI-FI)

Warranty & Returns

Warranty, Returns, And Additional Information

Warranty

Return Policies

Manufacturer Contact Info