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Main image of ASUS TUF B550M-PLUS WIFI II AM4 AMD B550 SATA 6Gb/s Micro ATX AMD Motherboard and AMD Ryzen 5 5600G - Ryzen 5 5000 G-Series Cezanne (Zen 3) 6-Core 3.9 GHz Socket AM4 65W ,AMD Motherboard CPU Combo

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Alt view image 5 of 7 - ASUS TUF B550M-PLUS WIFI II AM4 AMD B550 SATA 6Gb/s Micro ATX AMD Motherboard and AMD Ryzen 5 5600G - Ryzen 5 5000 G-Series Cezanne (Zen 3) 6-Core 3.9 GHz Socket AM4 65W ,AMD Motherboard CPU Combo

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ASUS TUF B550M-PLUS WIFI II AM4 AMD B550 SATA 6Gb/s Micro ATX AMD Motherboard and AMD Ryzen 5 5600G - Ryzen 5 5000 G-Series Cezanne (Zen 3) 6-Core 3.9 GHz Socket AM4 65W ,AMD Motherboard CPU Combo

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AMD AM4 Socket and PCIe 4.0: The perfect pairing for 3rd Gen AMD Ryzen CPUs
Robust Power Design: 8+2 DrMOS power stages with high-quality alloy chokes and durable capacitors to provide reliable power for the last AMD high-count-core CPUs
Optimized Thermal Solution: Fanless VRM and PCH heatsink, multiple hybrid fan headers and fan speed management with Fan Xpert 4 or the UEFI Q-Fan Control utility
High-performance Gaming Networking: WiFi 6 (802.11ax), 2.5 Gb LAN with ASUS LANGuard
Best Gaming Connectivity: Supports HDMI 2.1 (4K@60HZ) and DisplayPort 1.2 output, featuring dual M.2 slots (NVMe SSD) - one with PCIe 4.0 x4 connectivity, front panel USB 3.2 Gen 1 connector, USB 3.2 Gen 2 Type-C & Type-A ports
Industry-leading Gaming Audio & AI Noise Cancelling Mic Technology: High fidelity audio from a SupremeFX S1220A codec with DTS Sound Unbound and Sonic Studio III draws you deeper into the action. Communicate clearly with ASUS AI Noise Cancelling Mic technology

🔥Don't forget your OS, we have Windows 11 OEM, Download and USB versions available

Overview

Specs

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7nm Cezanne (Zen 3) 65W
16MB L3 Cache
3MB L2 Cache
AMD Radeon Graphics
Windows 11 Supported

Model
Brand	ASUS
Model	TUF GAMING B550M-PLUS WIFI II
Part Number	90MB19Y0-MVAAY0

Supported CPU
CPU Type	Ryzen 5000G Series

Chipsets
Chipset	AMD B550

Memory
Number of Memory Slots	4x288pin (DDR4)
Memory Standard	DDR4 4866(OC) / 4800(OC) / 4600(OC) / 4466(OC) / 4400(OC) / 4333(OC) / 4266(OC) / 4200(OC) / 4133(OC) / 4000(OC) / 3866(OC) / 3733(OC) / 3600(OC) / 3466(OC) / 3400(OC) / 3333(OC) / 3200 / 3000 / 2933 / 2800 / 2666 / 2400 / 2133 * Refer to www.asus.com for the Memory QVL (Qualified Vendors Lists), and memory frequency support depends on the CPU types.
Maximum Memory Supported	128GB
Channel Supported	Dual Channel
ECC Supported	ECC Memory (ECC mode) support varies by CPU
Buffer Supported	Un-buffered

Expansion Slots
PCI Express 4.0 x16	1 x PCI Express 4.0 x16* * Actual support may vary by CPU.
PCI Express 3.0 x16	1 x PCI Express 3.0 x16* * Running at x4 mode
PCI Express x1	1 x PCIe 3.0 x1* * PCIEX16_2 will run x2 mode when PCIEX1 is used.

Storage Devices
Serial ATA (SATA)	4 x SATA 6Gb/s
M.2	AMD Ryzen 5000 Series/ 3000 Series Desktop Processors M.2_1 slot (Key M), type 2242/2260/2280 (supports PCIe 4.0 x4 & SATA modes) AMD Ryzen 5000 G-Series/ 4000 G-Series Desktop Processors M.2_1 slot (Key M), type 2242/2260/2280 (supports PCIe 3.0 x4 & SATA modes) AMD B550 Chipset M.2_2 slot (Key M), type 2242/2260/2280/22110 (supports PCIe 3.0 x4 & SATA modes)
SATA RAID	0/1/10

Onboard Video
Onboard Video Chipset	Supported only by CPU with integrated graphic

Onboard Audio
Audio Chipset	Realtek 7.1 Surround Sound High Definition Audio CODEC
Audio Channels	7.1 Channels

Onboard LAN
LAN Chipset	Realtek 2.5Gb Ethernet
Max LAN Speed	2.5Gbps
Wireless LAN	Wi-Fi 6 802.11 a/b/g/n/ac/ax
Bluetooth	Bluetooth 5.2

Rear Panel Ports
Back I/O Ports	2 x USB 3.2 Gen 2 ports (1 x Type-A + 1 x USB Type-C) 4 x USB 3.2 Gen 1 ports (4 x Type-A, one port can be switched to USB BIOS FlashBack) 2 x USB 2.0 ports (2 x Type-A) 1 x DisplayPort 1 x HDMI port 1 x Wi-Fi Module 1 x Realtek 2.5Gb Ethernet port 5 x Audio jacks 1 x Optical S/PDIF out port 1 x BIOS FlashBack button 1 x PS/2 Keyboard/Mouse combo port

Internal I/O Connectors
Onboard USB	1 x USB 3.2 Gen 1 header supports additional 2 USB 3.2 Gen 1 ports 2 x USB 2.0 headers support additional 4 USB 2.0 ports
Other Connectors	Fan and Cooling related 1 x 4-pin CPU Fan header 1 x 4-pin CPU OPT Fan header 2 x 4-pin Chassis Fan headers Miscellaneous 1 x Addressable Gen 2 header 2 x AURA RGB headers 1 x Clear CMOS header 1 x COM Port header 1 x Front Panel Audio header (AAFP) 1 x Speaker header 1 x SPI TPM header (14-1pin) 1 x 10-1 pin System Panel header

Physical Spec
Form Factor	Micro ATX
LED Lighting	RGB
Dimensions (W x L)	9.6" x 9.6"
Power Pin	1 x 24-pin Main Power connector 1 x 8-pin +12V Power connector

Software Feature
Windows 11	Ready

Features
Features	Special Features: ASUS TUF PROTECTION - DIGI+ VRM (Digital power design with DrMOS) - Enhanced DRAM Overcurrent Protection - ESD Guards - TUF LANGuard - Overvoltage Protection - SafeSlot - Stainless-Steel Back I/O ASUS Q-Design - Q-DIMM - Q-LED (CPU [red], DRAM [yellow], VGA [white], Boot Device [yellow green]) - Q-Slot ASUS Thermal Solution - M.2 heatsink - VRM heatsink design ASUS EZ DIY - BIOS FlashBack button - BIOS FlashBack LED - ProCool AURA Sync - AURA RGB headers - Addressable Gen 2 header Software Features: ASUS Exclusive Software Armoury Crate - Aura Creator - Aura Sync - Two-Way AI Noise Cancelation AI Suite 3 - Performance And Power Saving Utility TurboV EVO EPU DIGI+ VRM Fan Xpert 2+ - EZ update TUF GAMING CPU-Z AI Charger DAEMON Tools DTS Custom for GAMING Headsets Norton Anti-virus software (Free Trial version) WinRAR UEFI BIOS ASUS EZ DIY - ASUS CrashFree BIOS 3 - ASUS EZ Flash 3 - ASUS UEFI BIOS EZ Mode BIOS: 256 Mb Flash ROM, UEFI AMI BIOS Manageability: WOL by PME, PXE Operating System: Windows 11 ready Windows 10 64-bit

Packaging
Package Contents	Accessories: Cables 2 x SATA 6Gb/s cables Miscellaneous 1 x ASUS Wi-Fi moving antennas 1 x I/O Shield 1 x M.2 Rubber package 1 x M.2 SSD screw package 1 x TUF Gaming sticker Installation Media 1 x Support DVD Documentation 1 x TUF Certification card 1 x User guide

Additional Information
First Listed on Newegg	April 06, 2026

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ASUS TUF B550M-PLUS WIFI II AM4 AMD B550 SATA 6Gb/s Micro ATX AMD Motherboard and AMD Ryzen 5 5600G - Ryzen 5 5000 G-Series Cezanne (Zen 3) 6-Core 3.9 GHz Socket AM4 65W ,AMD Motherboard CPU Combo

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