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Motherboard - AMD B550, AMD AM4 socket, PCI Express 4.0, 2× PCIe x16, 2× PCIe x1, 4× DDR4 5100MHz (OC), 6× SATA III, 4× M.2, USB 3.2 Gen 2, USB-C, RJ-45 (LAN) 2,5Gbps, WiFi, Bluetooth, HDMI, DisplayPort, 8ch audio, form factor: ATX
Extended Warranty + 1 Year €24.27
Price incl. VAT €238.77
Price excl. VAT €197.33
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Warranty 36 months Code:  AAb550u Product Number:  MEG B550 UNIFY Producer's Website:
MSI MEG B550 UNIFY €238.77 Not available


This motherboard by MSI is built using the AMD B550 chipset and has the AMD AM4 for inserting the processor. As is the standard, it also has a sound card made for 8 channels You can use a network connection module with the useful ability to make a connection through Wi-Fi. It is a very large motherboard for the extremely powerful builds, which will need complex cooling. When housing the motherboard, it is neccessary to use a PC chassis which fits the ATX format.

MSI MEG B550 UNIFY Motherboard Key Features

  • Has the AMD AM4 socket and the AMD B550 chipset
  • The format of the MSI MEG B550 UNIFY: ATX
  • Integrated sound card for 8 channels
  • For RAM type DDR4 in DIMM form
  • The motherboard can handle 4 × memory modules, which use Dual-channel

MSI MEG B550 UNIFY Motherboard Connectivity

For the essential RAM memory, this motherboard by MSI has 4 slots. You may use DDR4 type RAM in DIMM format. It will be possible to connect them in Dual-channel mode. It can support models with a frequency up to 5100 MHz.

The MSI MEG B550 UNIFY and its adaptors

This motherboard will have no problem connecting to your 2 graphics cards using the PCI Express 16x slots. The internal interface also has the popular M.2 adaptor. The motherboard has 4.


AMD AM4 Done!
AMD B550 Done!
Motherboard form factor
ATX Done!
Basic functions
Bluetooth, Flash BIOS without CPU , Integrated network card, Integrated sound card, M.2 , PCI Express 4.0, For CPU with integrated GPU, Serial ATA III, Wi-Fi Done!
DIMM Done!

Socket and chipset

AMD AM4 Done!
AMD B550 Done!

Format & functions

Motherboard form factor
ATX Done!
Basic functions
Bluetooth, Flash BIOS without CPU , Integrated network card, Integrated sound card, M.2 , PCI Express 4.0, For CPU with integrated GPU, Serial ATA III, Wi-Fi Done!

Advanced parameters

Advanced features
AMD CrossFire Technologies Done!
Sound card type
Realtek ALC1220P Done!
Number of sound card channels
8 Done!


DisplayPort, HDMI, Jack, PS/2, RJ-45 (LAN) 2.5Gbps, S/PDIF , USB 2.0, USB 3.2 Gen 2, USB-C Done!
ARGB LED Header, Front Panel Audio connector, M2 Socket, RGB LED Header, Serial ATA III, TPM header, USB 2.0 header, USB 3.2 Gen 1 header, USB-C 3.2 Gen 2 header Done!
PCI express x16
PCI express x1
M.2 slots
USB 2.0
USB 3.1 (3.1 gen2)
Serial ATA III
More Specifications

The Taiwanese company MSI (Micro-Star International) has earned a solid place in the world of IT, mainly producing motherboards for desktop computers. However, it also produces high quality graphics cards, barebone computers, notebook computers, networking products, servers, and many other computer components. MSI products support the latest technologies and provide the performance necessary for all applications. Recently, the company has begun making a name for itself in the growing segment of gaming notebooks.


This product is not an independently functional unit and may require professional installation.

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Specifications can be changed without notice. Images are for illustrative purposes only. Retail Price (MSRP) means the manufacturer's/supplier's suggested retail price.

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