Conquer the Battlefield with this arsenal gaming motherboard The MSI B550 Tomahawk Motherboard has been crafted for the new 3000 XT Series AMD Ryzen processors. The MAG Series B550 Tomahawk also boasts lightning fast PCIe 4.0 and lightning gen 4 m.2 support to launch you into the next generation of gaming. The B550 Tomahawk has been through rigorous quality testing and is designed to be a sturdy, durable and easy to install, the user friendly interface makes this motherboard perfect for entry level gamers and is sure to provide you with an incredible user experience. The motherboard has a striking grey and black design and RGB lighting with the ability to add more RGB LED strips to outshine your opponents.

AMD B550 Chipset

AM4 CPU Socket

3rd Gen AMD Ryzen™ Ready Compatible Processors

ATX Form Factor

Special Features of the B550 Tomahawk

Core Boost Technology MSI’s premium layout design, that is ready to unleash maximum performance.

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

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

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

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

Premium Thermal Solution

7W/mK Thermal Pad Preminum 7W/mK thermal pad covers both the MOSFET and chokes, providing better heat transfer to the heatsink.

Extended Heatsink MSI extended PWM heatsink and enhanced circuit design ensures even high-end processors can run at full speed.

Pump Fan Support optimise your watercooling pump speeds for better flow and noise control.

M.2 Shield FrozrBuilt-in M.2 thermal solution. Keeps M.2 SSDs safe while preventing throttling, helping them run faster.

Next Generation Connectivity

Turbo USB Featuring the TURBO USB 3.2 GEN 2 10Gbps, with reversible Type-C connector.

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

Lightning Gen 4 SolutionThe latest Gen 4 PCI-E and M.2 solution with up to 64GB/s bandwidth for maximum transfer speed.

2.5G plus Gigabit LANFeaturing 2.5G, Gigabit LAN with LAN manager delivers better network experience.

Unbelievable Power Solution

10 2 1 DUET RAIL POWER SYSTEM Unleash and sustain maximum performance with an aggressive VRM design with concurrent stable power delivery. Combining 8pin power connectors and exclusive Core Boost technology, MAG series motherboards are ready to sustain heavy daily work.

1 Phase APU Power

2 Phases SOC Power

10 Phases Duet Rail Power System/Smart Power Stage

Digital PWM IC

Protect your Sensitive Components During Installation and Beyond

Extended Heatsink With newer processors housing more cores, thermal and power design becomes for important to ensure temperatures remain stable. The MSI B550 Tomahawk features an all-metal extended heatsink to enlarge the surface area you can also expect more efficient heat dissipation allowing even high end processors to run at full speed.

Experience 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

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.

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

FORTIFY YOUR SYSTEM WITH PCI-E STEEL ARMOR MAG B550 TOMAHAWK supports multiple GPU solutions. Optimal PCI-Express slot placement allows for better fitting and airflow. That way, you can enjoy the best graphics at the highest framerate jumping from your screen when running an AMD® CrossFire™ setup Steel Armor has more solder points on the PCB for more strength and protects the PCI-Express signals against electromagnetic interference for a stutter-free user experience.

Connections at your Fingertips

True Colour Control with MSI Mystic Light

Your Motherboard Your Style Take personalisation up a notch with MSI Mystic Light, with 16.8 Million colours and 29 effects, create your own style and sync across mystic light supported products via the mystic light desktop or mobile application

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.

CPU

CPU Socket Socket AM4

CPU Brand AMD

Installed Processors (Max) 0 (1)

Supported Processor Manufacturer AMD

Supported Processors 3rd Gen AMD Ryzen processors, and future AMD Ryzen processors with BIOS update

64-bit Support Yes

Socket AM4

Rear Panel I/O Ports

USB Ports 1 x USB 3.1 Type-C1 x USB 3.1 Type-A2 x USB 3.02 x USB 2.0

DisplayPorts 1 x DisplayPort

HDMI Port 1 x HDMI

Keyboard/Mouse Combo Port 1 x PS/2

RJ-45 Ports 2 x RJ-45

Audio Line In Ports 1 x 3.5mm Jack

Audio Line Out Ports 3 x 3.5mm Jacks

Microphone In Port 1 x 3.5mm Jack

S/PDIF Port 1 x S/PDIF Optical Out

Internal I/O Connectors

SATA Connectors 6 x SATA III

USB Connectors 1 x USB 3.0 Type-C header1 x USB 3.0 header (supports 2 ports)2 x USB 2.0 headers (supports 4 ports)

Cooling Fan Support 1 x CPU fan header1 x Water Pump fan header6 x System fan headers

Chassis Intrusion Connector 1 x Chassis Intrusion header

TPM Header 1 x TPM header

Power Connector Port 1 x 20 4-pin ATX1 x 4 4-pin EPS

Other Connectors 1 x M.2, Socket 3, M Key (Type 2242/2260/2280/22110)1 x M.2, Socket 3, M Key (Type 2242/2260/2280)2 x RGB LED headers2 x Addressable LED headers

Memory

Memory Bus Speed 2667/ 2800/ 2933/ 3000/ 3066/ 3200/ 3466/ 3600/ 3733/ 3866/ 4000/ 4133/ 4266/ 4400/ 4533/ 4600/ 4733/ 4800/ 4866 MHz

Memory Type DDR4

Maximum RAM 128 GB

Memory Slot 4 x DIMM

Motherboard

Chipset Manufacturer AMD

Northbridge B550

RAID Supported Yes

RAID Format RAID 0, 1, 10

SATA Supported Yes

Expansion

Number of PCI Express Slots 1 x PCI Express 4.0 x161 x PCI Express 3.0 x16 (@ x4)2 x PCI Express 3.0 x1

Graphics Device

Integrated Graphics Supported Yes

Sound

Integrated Sound Realtek ALC1200

Warranty

Warranty 3 Years

Network

Integrated Network Realtek RTL8125BRealtek RTL8111H

Network Speeds Supported Realtek RTL8125B: 10/100/1000/2500 MbpsRealtek RTL8111H: 10/100/1000 Mbps

Wireless LAN No

Bluetooth No

System Requirements

Operating Systems Supported Microsoft Windows 10 64-bit

System

Jumpers 1 x Clear CMOS

Software Included (may be trial or restricted) Yes

Drivers Yes

SLi/Crossfire Features Supports 2-Way AMD CrossFire Technology

Physical

Form Factor ATX Motherboard

In The Box MAG B550 TOMAHAWK MotherboardUser ManualQuick Installation GuideMSI Case BadgeProduct Registration CardMSI Product CatalogDriver DVD2 x SATA CablesPromotion Card

Width 305 mm

Length 244 mm

Key Features

Memory Speed 4866 MHz

RGB Header Type 3-Pin ARGB

Addressable RGB Yes

Internal USB Type-C Header Yes

Firewire No

Wireless Network No

Memory Channel Dual

On-board Audio Type 7.1

Number of SATA Ports 6 port(s)

Number of USB Ports 6 port(s)

SATA III Support Yes

USB 3.0 Support Yes

Multi GPU Support ATi CrossFire

VGA Connection No

DVI Connection No

HDMI Connection Yes

DisplayPort Connection Yes

Motherboard Form Factor ATX

Motherboard Power Connectors 4 4-Pin

Motherboard Chipset AMD B550

Thunderbolt No

Motherboard Model MSI MAG B550 TOMAHAWK

USB 3.1 Support Yes

Internal USB3.0 Header Yes

M.2 Support Yes

On-board RGB Control MSI Mystic Sync