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MSI B550 GAMING WIFI motherboard AMD B550 Socket AM4 ATX

MSI B550 GAMING WIFI, AMD, Socket AM4, AMD Ryzen 3000 Series, DDR4-SDRAM, 128 GB, DIMM

Best offerPrice trend

£109.99

-8%
Price trend
Detailed analysis
Price history of MSI B550 GAMING WIFI motherboard AMD B550 Socket AM4 ATX over the last 3 months
DatePrice
17 March 2026£119.49
5 April 2026£119.49
6 April 2026£119.49
11 April 2026£122.11
14 April 2026£122.18
21 April 2026£124.98
24 April 2026£109.99
27 April 2026£119.70
29 April 2026£113.71
2 May 2026£109.98
8 May 2026£119.70
13 May 2026£109.99
28 May 2026£109.49
9 June 2026£109.49
13 June 2026£109.99

Compare MSI B550 GAMING WIFI motherboard AMD B550 Socket AM4 ATX prices UK

*Date of last price update

User Notice: We regularly reference new offers to provide you with the widest selection. However, the displayed results do not reflect all available offers on the market. By default, offers are sorted by price, with the lowest price appearing first.

Product Information

The B550 GAMING WIFI is crafted to offer extensive connectivity, versatile tools, and Wi-Fi solution for gamers seeking a comprehensive experience. Featuring an 1G LAN, Wi-Fi and PCIe 4.0 solution, it is ready for 24/7 non-stop gaming optimized for AMD Ryzen™ 5000 Series, 5000 G-Series, 4000 G-Series, and 3000 Series processors.

Have trouble turning screws? MSI innovative EZ M.2 clip assist you install an M.2 SSD quickly and effortlessly.

One Finger for EZ GPU Installation
The enlarged PCI-E clip helps you swap or remove your devices easier. Keep the PCI-E slot stronger and safer.

Clear CMOS Button
Restore the BIOS to the default settings – helpful in 99% of the cases to successfully boot again.

10+2+1 Duet Rail POWER system
Unleash and sustain maximum performance with a flagship VRM design built with a total of 10 + 2 + 1 digital power phases. With a 8-pin power connector, B550 GAMING WIFI is ready for the challenge of heavy-loading tasks.

OPTIMIZED PCB SOLUTION
The PCB design has been optimized for higher bandwidth and faster transfer speeds, which is also beneficial for reliable circuit transmission.

Extended Heatsink
Extended Heatsink enlarges the surface of heat dissipation and maintain the performance at heavy loads.

M.2 Shield Frozr
Strengthened M.2 thermal solution helps keep M.2 SSD safe and ensures incredible performance.

7W/mK Thermal Pad & Additional Choke Pad
High-quality 7W/mK MOSFET thermal pads and additional choke thermal pads ensure stable performance when all cores are running at high speed.

Chipset Heatsink
The PCH heatsink is designed to reduce dust and noise and capable of maintaining high efficiency of heat dissipation.

FAST AND FUTURE-READY STORAGE
MSI Gaming series motherboards support all the latest storage standards, which allows users to connect any ultra-fast storage device. Start games faster, load levels faster and have a real advantage over your enemies.

HIGH-BANDWIDTH AND LOW-LATENCY NETWORK
MSI's premium network solution provides incredible data transfer speed for demanding users.

LIGHTNING GEN 4 PCI-E
MSI lightning Gen 4 PCI-E represents the bandwidth of a x16 interface to 64GB/s that has doubled compared to its previous generation.

REINFORCED,
HEAVY SOLDERED CONNECTIONS

MSI PCI Express Steel Armor slots are secured to the motherboard with extra solder points and support the weight of heavy graphics cards. When every advantage in games counts, Steel Armor shields the point of contact from electromagnetic interference.

The Isolated Analogy Structure for Audio Connectors
To provide clear voice, MSI develops a unique structure – Isolated Analogy Structure. The external metal framework of the audio connectors is separated from the internal layout, which ensures the sound quality crisp.

Splash on some color and vibrant RGB lighting effects using Mystic Light utility of MSI Center, which has million colors and fancy LED effects. Enjoy the full control and creativity of your PC's lighting with one software.

Add more color if you want! Mystic Light Extension pin header provides an intuitive way to control additional RGB strips and other RGB peripherals added to a system, without needing a separate RGB controller.

Get more from a loaded BIOS designed for ease of use. Fine-tune the motherboard for gaming performance, efficiency, or overclocking world records!

MSI brand new MSI Center unifies a suite of MSI software utilities into a single centralized application. Take control of advanced motherboards features and unleash endless possibilities.

Motherboards MSI

Product

Name
MSI B550 GAMING WIFI motherboard AMD B550 Socket AM4 ATX
Category
Motherboards
Brand
MSI

Weight & dimensions

Width
304 mm
Depth
243.8 mm

Memory

Supported memory types
DDR4-SDRAM
Number of memory slots
4
Maximum internal memory
128 GB
Memory slots type
DIMM
Memory channels
Dual-channel
ECC сompatibility
ECC & Non-ECC
Supported memory clock speeds
2667,2800,2933,3000,3066,3200,3466,3600,3733,3866,4000,4133,4266,4400,4533,4600,4733,4800,4866 MHz
Supported memory clock speed (max)
2667 MHz
Unbuffered memory
Yes

Processor

Processor manufacturer
AMD
Processor socket
Socket AM4
Compatible processor series
AMD Ryzen 3000 Series
Maximum number of SMP processors
1

Rear panel I/O ports

USB 2.0 ports quantity
4
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity
2
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity
0
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
Ethernet LAN (RJ-45) ports
1
VGA (D-Sub) ports quantity
0
HDMI ports quantity
1
DVI-D ports quantity
0
eSATA ports quantity
0
PS/2 ports quantity
1
Firewire (IEEE 1394) ports
0
DisplayPorts quantity
1
S/PDIF out port
Yes
Digital audio optical out
1
WiFi-AP antenna jack
2

Internal I/O

USB 2.0 connectors
4
USB 3.2 Gen 1 (3.1 Gen 1) connectors
2
USB 3.2 Gen 2 (3.1 Gen 2) connectors
1
Number of SATA III connectors
6
Number of SATA II connectors
0
Total number of SATA connectors
6
Number of Parallel ATA connectors
0
Front panel audio connector
Yes
Front panel connector
Yes
ATX Power connector (24-pin)
Yes
CPU fan connector
Yes
Number of chassis fan connectors
6
Chassis intrusion connector
Yes
TPM connector
Yes
12V power connector
Yes
RGB LED pin header
Yes

Network

Wi-Fi
Yes
Ethernet LAN
Yes
Ethernet interface type
Gigabit Ethernet
LAN controller
Realtek 8111H
Top Wi-Fi standard
Wi-Fi 5 (802.11ac)
Wi-Fi standards
Wi-Fi 5 (802.11ac)
Bluetooth
Yes
Bluetooth version
5.0

Expansion slots

PCI Express x1 (Gen 3.x) slots
2
PCI Express x16 (Gen 3.x) slots
1
PCI Express x16 (Gen 4.x) slots
1
Number of M.2 (M) slots
2
1st M.2 largest key size
22110
1st M.2 highest PCI Express generation
4.0
2nd M.2 largest key size
2280
2nd M.2 highest PCI Express generation
3.0

Packaging content

Cables included
SATA
Drivers included
Yes

BIOS

BIOS type
UEFI AMI
BIOS memory size
256 Mbit
ACPI version
6.0
Clear CMOS jumper
Yes
System Management BIOS (SMBIOS) version
2.8

Graphics

Parallel processing technology support
Not supported
Maximum resolution
4096 x 2160 pixels

Features

Component for
PC
Motherboard form factor
ATX
Motherboard chipset family
AMD
Motherboard chipset
AMD B550
Audio output channels
7.1 channels
Audio chip
Realtek ALC897
PC health monitoring
CPU, Fan, Temperature

Storage controllers

Supported storage drive interfaces
SATA III
Supported storage drive types
HDD & SSD

Logistics data

Harmonized System (HS) code
84733020

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