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MSI B550M-A PRO motherboard AMD B550 Socket AM4 micro ATX


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MSI B550M-A PRO motherboard AMD B550 Socket AM4 micro ATX
MSI B550M-A PRO motherboard AMD B550 Socket AM4 micro ATX
MSI B550M-A PRO motherboard AMD B550 Socket AM4 micro ATX
MSI B550M-A PRO motherboard AMD B550 Socket AM4 micro ATX
MSI B550M-A PRO motherboard AMD B550 Socket AM4 micro ATX
MSI B550M-A PRO motherboard AMD B550 Socket AM4 micro ATX
Item number:
     CIEN2-87262885
Manufacturer:
     MSI
Manufacturer no.:
     B550M-A PRO
EAN/GTIN:
     4719072752613
Search terms:
AMD mainboard
AMD mainboards
AMD motherboard
AMD motherboards
PRO series helps users work smarter by delivering an efficient and productive experience. Featuring stable functionality and high-quality assembly, PRO series motherboards provide not only optimized professional workflows but also less troubleshooting and longevity.

USER FRIENDLY DESIGN
MSI motherboards feature tons of convenient and smart design for DIY users, countless system tuning and troubleshooting tools are at your disposal to push your system to new heights and satisfy even the most demanding tweaker. Makes it so easy to install your own motherboard without any issue.

FULLY CONTROLLABLE IN BIOS AND SOFTWARE
MSI motherboards let you manage speeds and temperatures for all your system and CPU fans. Total Fan Control allows you check your primary system characteristics in a simplified graphical interface. You can also set up to 4 temperature targets for CPU and motherboard, which will adjust the fan speeds automatically.

CONNECTIVITY
The most important thing of DIY is expandability. MSI PRO series motherboards feature plenty possibility for prosumers’ need. Stable LAN, faster storage and USB transfer speed and other expandable connectors are ready to enlarge your flexibility.

FAST AND FUTURE-READY STORAGE
MSI PRO series motherboards support all the latest storage standards, which allows users to connect any ultra-fast storage device. Higher efficiency makes your work easier.

LIGHTNING GEN 4 M.2
Utilizing 3rd Gen Ryzen processors, MSI B550 motherboards feature latest Lightning Gen 4 M.2 which is the fastest onboard storage solution on the market with up to 64 Gb/s transfer speed.

EXPERIENCE MORE
MSI PRO series motherboards are designed to satisfy any professional workflow. Elevate your listening pleasure and enjoy extreme sound quality. Moreover, with years of experience in creating performance enhancing tools that are easy to use, only the highest quality applications are at your disposal. The extensive features let you fine-tune your system to deliver reliable maximum performance.

PCB WITH 2OZ THICKENED COPPER
An enhanced PCB design with 2oz thickened copper increases conductivity, improving heat dissipation and performance reliability especially during overclocking.

LIGHTNING GEN 4 PCI-E
MSI lightning Gen 4 PCI-E is the latest and the fastest PCI-E data transfer solution with 64GB/s of unidirectional transfer bandwidth that has doubled compared to its previous generation. PCIe 4.0 maintains both backward and forward compatibility with older and newer specifications. Optimized by steel armor design and server grade PCB, you can enjoy next-gen devices without any compromise.

A HUGE STEP OF DDR PERFORMANCE
MSI OC LAB does not merely work hard on extreme overclocking. Compared to B450 motherboard memory A-XMP profile, MSI does have great improvement on performance and efficiency for B550 motherboards. Easy to enable A-XMP profile with auto power settings to get the best memory speed and stability.

CORE BOOST
Core Boost technology combines MSI's premium layout and optimized power design which allows for faster and undistorted current delivery to the CPU at pin-point precision. Not only supporting multi-core CPU, also creating the perfect conditions for your CPU overclocking.

HIGH QUALITY AUDIO CAPACITORS
A high fidelity sound experience with exceptional acoustics and realism for studio level headphones is ensured.

HD AUDIO CONNECTORS
Keep you sound perfect by transmit your aduio with pure digital signal.

ISOLATED AUDIO DESIGN
Like a dedicated sound card, audio components and circuits have been laid on a reserved motherboard section and electrically isolated.

SEPARATED AUDIO LAYERS FOR CLEAN LEFT & RIGHT CHANNELS
Using separated layers in the PCB ensures equally pristine sound quality for both left and right audio channels.

CLICK BIOS 5
Get more from a loaded BIOS designed for ease of use. Fine-tune the motherboard for gaming performance, efficiency, or overclocking world records!

CREATOR GENIE
Quickly overclock your CPU with a single button for more performance.

A-XMP
Choose from a preset A-XMP profile and automatically overclock compatible DDR memory.

M-FLASH
Conveniently flash or upgrade the BIOS in a few minutes from the CMOS Setup Utility.

HARDWARE MONITOR
Get immediate access to your critical hardware information in real-time including temperature, memory capacity, clock speed, and voltage.

MEMORY TRY IT
Get extreme speed out of your system memory and get more performance.

SEARCH & FAVORITES
A permanent search & favorite option in the top right corner moves you through the BIOS menus quickly.
Make sure you enjoy the purest sound quality in both stereo and surround sound.

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

True Color
Optimized monitor’s brightness and color in several modes for different situation, you can also customize by yourself.

Live Update
Never miss out on important updates. MSI Live Update automatically downloads and installs the latest drivers, BIOS and software so you can focus on your work.

User Scenario
One click for setting your computer, even customize own profile as your preference.

Hardware Monitor
Get immediate access to your critical hardware information in real-time.

OC Setting
Tune select motherboard settings in the OC Setting menu, where options to boost core performance and optimize system cooling are presented in an intuitive interface.

Total Fan Control
Assume complete control of your fans with Total Fan Control. Set up to four CPU temperature targets and the motherboard will adjust fan speeds automatically.

Speed Up
When enabled, it optimizes your devices for even better transfer speeds, saving a lot of time when transferring data.

Product Registration
Register your MSI product to enjoy a host of benefits!
More information:
Processor
Processor manufacturer
AMD
Processor socket
Socket AM4
Compatible processor series
3rd Generation AMD Ryzen™ 3, 3rd Generation AMD Ryzen 5, 3rd Generation AMD Ryzen™ 7, 3rd Generation AMD Ryzen™ 9
Expansion slots
PCI Express x1 (Gen 3.x) slots
1
PCI Express x16 (Gen 4.x) slots
1
Number of M.2 (M) slots
1
Graphics
Parallel processing technology support
Not supported
Features
Component for
PC
Motherboard form factor
micro ATX
Motherboard chipset family
AMD
Motherboard chipset
AMD B550
Audio output channels
7.1 channels
Audio chip
Realtek ALC892 / Realtek ALC897
Number of mounting holes
8
Weight & dimensions
Width
236 mm
Depth
200 mm
BIOS
BIOS type
UEFI AMI
Clear CMOS jumper
Yes
Internal I/O
USB 2.0 connectors
2
USB 3.2 Gen 1 (3.1 Gen 1) connectors
1
Number of SATA III connectors
6
Front panel audio connector
Yes
Front panel connector
Yes
ATX Power connector (24-pin)
Yes
Chassis intrusion connector
Yes
Peripheral (Molex) power connectors (4-pin)
1
TPM connector
Yes
12V power connector
Yes
Logistics data
Harmonized System (HS) code
84733020
Rear panel I/O ports
USB 2.0 ports quantity
2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity
4
Ethernet LAN (RJ-45) ports
1
HDMI ports quantity
1
DVI-D ports quantity
1
Network
Ethernet LAN
Yes
Ethernet interface type
Gigabit Ethernet
LAN controller
Realtek RTL8111H
Storage controllers
Supported storage drive interfaces
M.2, SATA III
Supported storage drive types
HDD & SSD
RAID levels
0, 1, 10
Memory
Supported memory types
DDR4-SDRAM
Number of memory slots
2
Maximum internal memory
64 GB
Memory slots type
DIMM
Memory channels
Dual-channel
Non-ECC
Yes
Supported memory clock speeds
1866,2133,2400,2667,2800,2933,3000,3066,3200,3466,3600,3733,3866,4000,4133,4266,4400,4600 MHz
An overview of the conditions1
Delivery period
Stock level
Price
£ 66.00*
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