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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, 2× M.2, USB 3.2 Gen 2, USB-C, RJ-45 (LAN) 1Gbps, RJ-45 (LAN) 2,5Gbps, HDMI, DisplayPort, 8ch audio, RGB backlighting, form factor: ATX
AlzaPower Premium HDMI 2.0 High Speed 4K, 1m £5.20 £4.57
Extended Warranty + 3 Years £25.98
Price incl. VAT £129.90
Price excl. VAT £108.25
In stock > 5 pcs
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Warranty 36 months Code:  AA393f3 Product Number:  MAG B550 TOMAHAWK Producer's Website:
MSI MAG B550 TOMAHAWK £129.90 In stock > 5 pcs

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The motherboard by MSI is built using the AMD B550 chipset, having the AMD AM4 for the processor. And, of course, it is also equipped with a sound card which will handle 8 channels When housing this particular motherboard model, you'll require a case using the ATX format. It is a large motherboard for the extremely powerful builds, which will need complex cooling.

MSI MAG B550 TOMAHAWK Motherboard Key Features

  • Offers AMD AM4 socket and uses AMD B550 chipset
  • Format of this MSI MAG B550 TOMAHAWK: ATX
  • Integrated sound card for 8 channels
  • For RAM type DDR4 in DIMM form
  • The motherboard can handle 4 × memory modules with Dual-channel

MSI MAG B550 TOMAHAWK Motherboard Connectivity

For the important RAM memory, this motherboard by MSI has a total of 4 slots. You'll be able to attach DDR4 type memory in DIMM format. It is possible to connect them in Dual-channel mode. This motherboard will support models which have a frequency maximum of 5100 MHz.

The MSI MAG B550 TOMAHAWK and its connectors

This motherboard will be able to connect to your 2 graphics cards using the PCI Express 16x slots. The internal interface also includes the popular M.2 adaptor. The motherboard has 2. In terms of USB ports, it has got 2 × for USB 2.0, 2 × for USB type 3.0 (3.1 gen1) and 2 × for the fast 3.1 (3.1 gen2) type.


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

Socket and chipset

AMD AM4 Done!
AMD B550 Done!

Format & functions

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

Advanced parameters

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


MSI Tomahawk Done!


DisplayPort, HDMI, Jack, PS/2, RJ-45 (LAN) 1Gbps, RJ-45 (LAN) 2.5Gbps, S/PDIF , USB 2.0, USB 3.2 Gen 1, USB 3.2 Gen 2, USB-C Done!
ARGB LED Header, 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 1 (USB 3.0) header Done!
PCI express x16
PCI express x1
M.2 slots
USB 2.0
USB 3.2 Gen 1 (USB 3.0)
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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