End Of Life
Scan code: LN113098 Manufacturer code: MEG B550 UNIFY

MSI AMD B550 MEG UNIFY ATX Motherboard

MSI MEG B550 UNIFY, AMD B550, S AM4, DDR4, SATA3, PCIe 4.0, Quad M.2, CrossFire, 2.5GbE, USB 3.2 Gen2

Thumbnail 1 : MSI AMD B550 MEG UNIFY ATX Motherboard Thumbnail 2 : MSI AMD B550 MEG UNIFY ATX Motherboard Thumbnail 3 : MSI AMD B550 MEG UNIFY ATX Motherboard Thumbnail 4 : MSI AMD B550 MEG UNIFY ATX Motherboard
Scan code: LN113098 Manufacturer code: MEG B550 UNIFY
End Of Life This product is no longer available to purchase
Delivery Options
  • By DPD to your specified address. | £11.50 Receive SMS with one-hour delivery window Weekend, timed and European delivery options are available at checkout

    Have your parcel delivered by DPD to your specified address. Receive SMS with one-hour delivery window

    Weekend, timed and European delivery options are available at checkout
  • Collect instore Collect from our Bolton store, BL6 6PE | Free

    Order online, collect from our Bolton store (25-28 Enterprise Park, Middlebrook, Horwich, Bolton, BL6 6PE)

  • UPS and DPD Pickup Pickup from local convenience store | £4.79

    Collect your parcel from your newsagents, petrol stations and convenience stores

  • SCANPROTECT Protect against installation damage for 28 days. More info

    ScanProtect is an enhanced warranty specifically designed and offered by Scan to reduce the risk of any mishap or damage to components during installation.

    Our aim with ScanProtect is to encourage our customers to upgrade or build their own PC confidently. For a small additional fee our customers are provided with complete peace of mind.

MSI MEG B550 UNIFY 3rd Gen Ryzen ATX Motherboard

MSI b550 Tomahawk

Be the Master of your games The MSI B550 UNIFY Motherboard has been crafted to push the limits of what an extreme gaming series can be. Combining the strengths of MSI’s existing arsenal with new innovative technology; this results in significant improvements in operational and gaming efficiency. Created to withstand the performance of 3000 & 5000 Ryzen series desktop processors and boasting an extreme 14+2 phase power design, quadruple M.2 connectors, PCIe 4.0 technology, Wi-Fi 6 connectivity, support for 5100(OC) MHz+ DDR4 memory and numerous thermal improvements to ensure stability accross the board. With the MEG series, take complete control of performance and personalization with the ultimate gaming series for enthusiasts who want it all.

AMD B550Chipset

AM4CPU Socket

3rd Gen AMD Ryzen™ ReadyCompatible Processors

ATXForm Factor

Special Features of the B550 Unify

Main Features
Core Boost

Core Boost TechnologyMSI's premium layout design, that is ready to unleash maximum performance.

Digital PWM

Digital PWMHighest quality component digital power IC makes sure your system runs smoothly under the most extreme conditions.

six layer PCB

6 layer PCB6 layer PCB provides higher performance and long-lasting system stability without any compromise.

Steel PCIE Slots

PCIe Steel ArmorProtecting VGA cards against bending and electromagnetic interference for better performance, stability and longevity.

2oz Copper PCB

2oz Thickened Copper PCBAn enhanced PCB design improves heat dissipation and performance reliability.

Premium Thermal Solution

Temperature Features
7w thermal Pad

Aluminium CoverFully aluminium IO cover and extended heatsink design provides the maximum surface area of heat dissipation.

Heatpipe Design

Heatpipe DesignConnecting two MOS heatsinks to enlarge the surface of heat dissipation.


MOSFET BaseplateThese backplates cool down the MOSFET temperature with solid metal design.

m.2 Shield

M.2 Shield FrozrDouble side M.2 thermal solution keeps M.2 SSDs safe while preventing throttling, making them run cooler and faster.

Next Generation Connectivity

Networking Features
2.5G LAN

2.5G LANOnboard 2.5G LAN with LAN manager delivers the best online experience without lag.

DDR4 Boost

DDR4 BoostThe Fully isolated DIMM slots to deliver pure data signals for the best gaming and overclocking performance.

wifi 6

WIFI 6 SupportThe latest wireless solution supports MU-MIMO and BSS color technology, delivering speeds up to 2400Mbps.

Quad M2

Quadruple M.2 ConnectorsMaximum onboard 4x M.2 slots, supporting the latest Gen 4 solution with up to 64GB/s bandwidth for maximum transfer speed.

Protect your Sensitive Components During Installation and Beyond

Extended Heatsink

Extended Heatsink With more cores’ processors, thermal and power design is more important to make sure the temperature keeps lower. MSI extended PWM heatsink and enhanced circuit design ensures even high-end CPU to run in full speed with MSI motherboards.

Experience Core Boost

b550 Gamin Plus core boost

faster and undistorted current deliveryCore Boost technology combines MSI’s premium layout and digital power design which allows for faster and undistorted current delivery to the CPU at pin-point precision. Not only supporting multi-core CPUs, but also creating the perfect conditions for CPU overclocking allowing you to always get the most from your 3rd generation AMD Ryzen Processor.

Give yourself a Lightning Fast Experience

4K Recording

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. Optimised by steel armor design and server grade PCB, you can enjoy next-gen devices without any compromise.

Superspeed Your Storage

4K Recording

Quadruple M.2 ConnectorsMEG B550 UNIFY series motherboard features exclusive onboard quadruple M.2 connectors for the maximum storage performance. The Industry leading design maximizes bandwidth to fully utilise high-end storage devices, provides multiple configurations for demanding gamers and power users.

Incredible Wireless Connectivity

4K Recording

Wifi 6 - the latest standardThe WIFI 6 adopts the latest OFDMA and two-way MU-MIMO technologies and could provide up to 4X network capacity and efficiency in the high signal density environment. Comparing to the WIFI 5, which can only send the data packet to one device at a time on each channel, the WIFI 6 could combine the packet, separate to several devices and allow signals from the different devices bundled together. This new technology provides all the devices in the same network environment with same and harmonious traffic bandwidth in an efficient way.

Unmatched Memory Performance


Advanced performance with DDR4 BOOST MSI motherboards are crammed with features to fuel your system's memory with more speed, higher overclockability and increased stability. The technical enhancements of DDR4 Boost allow for more stability at higher memory speeds when compared to other brands. MSI conducts thorough memory testing with the most popular memory brands under extreme conditions to ensure your system runs stable no matter what and with optimised memory traces you don't need to worry about your system crashing under load!

Protecting your PCIe Slots

B550  PCIe Slot features

FORTIFY YOUR SYSTEM WITH PCI-E STEEL ARMOR 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.

Connections at your Fingertips

B550  I/O

Professional Gaming Audio


Amplify your game with Audio Boost MSI Audio Boost delivers the highest sound quality through the use of premium quality audio components. This lets you enjoy breathtaking, game-changing sound to create the most dynamic soundscapes dedicated to giving gamers true Hi-Fi sound offering a clear advantage over your opponents when gaming. Audio Boost offers a HD audio processor, dedicated amplifier and high quality audio capacitors, all physically isolated from the rest of the motherboard circuitry to ensure the purest audio signal to locate enemies with pin-point accuracy.


Please note your statutory rights are not affected.

For further information regarding Scan's warranty procedure please see our terms and conditions

36 months
DOA Period:
14 days
Manufacturer Contact Details
0870 820 0009
Loading Please Wait

Please wait . . .

MSI AMD B550 MEG UNIFY ATX Motherboard
MSI AMD B550 MEG UNIFY ATX Motherboard