ASUS

ASUS TUF Gaming B550M-Plus WiFi II AMD AM4 Micro-ATX Motherboard

Maximum resolution3840 x 2160
Processor manufacturerAMD
Maximum internal memory128 GB
Supported storage drive typesHDD & SSD
RAID levels0/1/10
Top Wi-Fi standardWi-Fi 6 (802.11ax)

The ASUS TUF Gaming B550M-Plus WiFi II is a Micro-ATX motherboard for AMD AM4 processors, built on the B550 chipset with integrated Wi-Fi and a feature set that covers both everyday builds and serious gaming rigs.

Description

Solid AMD Platform in a Compact Form Factor

AMD B550 chipset with Socket AM4 — supports the full Ryzen 3000, 4000 G, 5000 and 5000 G-Series processor lineup
4 DDR4 memory slots for generous capacity and dual-channel bandwidth
2 M.2 slots including a PCIe 4.0 x16 slot for fast NVMe storage and GPU connectivity
Built-in Wi-Fi eliminates the need for a separate wireless adapter
Micro-ATX form factor fits standard mid-tower and compact cases without sacrificing expansion options

A practical pick for gamers, home-office power users and first-time PC builders who want a reliable AMD foundation with room to grow — whether pairing with a mid-range Ryzen 5 or a high-core-count Ryzen 9.

Specifications

General

Brand	ASUS
BIOS type	UEFI AMI
Component for	PC
BIOS memory size	256
Clear CMOS jumper	Yes
Headphone outputs	5
Unbuffered memory	Yes
ECC сompatibility	ECC
RGB LED pin header	Yes
Number of memory slots	4
Motherboard form factor	micro ATX
Number of M.2 (M) slots	2
PCI Express x1 (Gen 3.x) slots	1
PCI Express x16 (Gen 3.x) slots	1
PCI Express x16 (Gen 4.x) slots	1
EAN	4711081305705

Display

Maximum resolution	3840 x 2160

Processor

Processor manufacturer	AMD
Motherboard chipset	AMD B550
Processor socket	Socket AM4
CPU fan connector	Yes
Motherboard chipset family	AMD
Compatible processor series	AMD Ryzen 3000 Series/AMD Ryzen 5000 Series
Supported processor sockets	Socket AM4

Memory

Maximum internal memory	128 GB
Memory channels	Dual-channel
Memory slots type	DIMM

Storage

Drivers included	Yes
Supported storage drive types	HDD & SSD
Number of storage drives supported	6
Supported storage drive interfaces	M.2, PCI Express 3.0, PCI Express 4.0, SATA III

Audio

Microphone in	Yes
Audio output channels	7.1
Front panel audio connector	Yes

Ports

HDMI ports quantity	1
HDMI version	2.1
USB 2.0 ports quantity	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	4
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity	1
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity	1
USB connector type	USB Type-A/USB Type-C
Ethernet LAN	Yes
Ethernet LAN (RJ-45) ports	1
TPM connector	Yes
S/PDIF out port	Yes
Wake-on-LAN ready	Yes
USB 2.0 connectors	2
12V power connector	Yes
DisplayPort version	1.2
PS/2 ports quantity	1
WiFi-AP antenna jack	1
DisplayPorts quantity	1
Ethernet interface type	2.5 Gigabit Ethernet
Number of COM connectors	1
EPS power connector (8-pin)	Yes
ATX Power connector (24-pin)	Yes
Number of SATA III connectors	4
Number of chassis fan connectors	2
USB 3.2 Gen 1 (3.1 Gen 1) connectors	1

Connectivity

Wi-Fi	Yes
Wi-Fi standards	802.11a/802.11b/802.11g/Wi-Fi 4 (802.11n)/Wi-Fi 5 (802.11ac)/Wi-Fi 6 (802.11ax)
Top Wi-Fi standard	Wi-Fi 6 (802.11ax)
Bluetooth	Yes
Bluetooth version	5.2

Software & security

Windows operating systems supported	Windows 10 x64/Windows 11

Performance & capacities

RAID levels	0/1/10
Supported memory clock speeds	2133/2400/2666/2800/2933/3000/3200/3333/3400/3466/3600/3733/3866/4000/4133/4200/4266/4333/4400/4466/4600/4800/4866