Supports 1st, 2nd and 3rd Gen AMD^® Ryzen™/ Ryzen™ with Radeon™ Vega Graphics / 2nd Gen AMD^® Ryzen™ with Radeon™ Graphics and Athlon™ with Radeon™ Vega Graphics Desktop Processors for Socket AM4
Supports DDR4 Memory, up to 3466(OC) MHz
Extended Heatsink Design: MSI extended PWM and enhanced circuit design ensures even high-end processors to run in full speed.
Lightning Fast Game experience: 1x TURBO M.2, AMD Turbo USB 3.1 GEN2, Store MI technology
Core Boost: With premium layout and fully digital power design to support more cores and provide better performance.
DDR4 Boost:Advanced technology to deliver pure data signals for the best gaming performance and stability.
MULTI-GPU: With STEEL ARMOR PCI-E slots. Supports 2-Way AMD Crossfire™
Audio Boost:Reward your ears with studio grade sound quality for the most immersive audio experience.
Mystic Light and Mystic Light Sync: 16.8 million colors / 10 effects in one click. Synchronize RGB strips and other RGB solutions for customization.
Flash BIOS Button: Simply use a USB key to flash any BIOS within seconds, without installing a CPU, memory or graphics card.
In-Game Weapons: Game Boost, GAMING Hotkey, X-Boost
EZ Debug LED: Easiest way to troubleshoot
GAMING CERTIFIED: 24-hour on- and offline game and motherboard testing by eSports players

Specifications WHERE TO BUY

Conquer the Battlefield

Featuring heavy plated heat sinks and fierce looks, MSI ARSENAL GAMING motherboards are packed with gaming features for a refined gaming experience.

We are proud to be a part of the MSI GAMING testing program to help give gamers the best hardware to play games at the highest level.
Olof 'olofmeister' Kajbjer, Fnatic CS:GO Team

B450 TOMAHAWK

READY TO DOMINATE

Flash BIOS Button
PS/2 Combo Port
DVI-D Port
USB 3.1 Gen2 (Type A+C)
HD Audio Connectors

Heavy plated gaming heatsinks
Military styles designed for maximum cooling
DDR4 Boost
Optimized traces and isolated memory circuitry
PCI-E Steel Armor
Protecting VGA cards against bending and EMI
Turbo M.2
Delivering speeds up to 32 Gb/s using Gen3 x4
Audio Boost
Optimized gaming audio using best components
Extended Heatsink Design
Leading heatsink design, extended for maximum cooling and performance
Arsenal Sticker Area
Free for customization with personal style

FIRE YOUR IMAGINATION

Create your own unique stickers! MSI Arsenal GAMING motherboards are now available for personalization. With various design offered by MSI or design from your own inspiration, you are able to easily customize heatsink cover by using stickers in your favorite styles.

ARMY STICKER

MSI STICKER

DOWNLOAD HERE

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Tuning

Designed for limitless tuning

Founded on experience and with a long history of creating the best performing motherboards packed with smart features, you can count on this motherboard to deliver the best performance under the most extreme conditions. Countless system tuning and troubleshooting tools are at your disposal to push your system to new heights and satisfy even the most demanding tweaker.

For power users

Gaming features

Your in-game advantage

Outsmart and outperform your opponents in-game using an array of unique MSI GAMING tools. Clever hardware & software tools, created to keep you one step ahead of the competition and boost your skills.

Gaming Hotkey

Gaming Device Port

Game Boost

Multi-GPU

Memory

Unmatched memory performance

MSI motherboards are crammed with features to fuel your gaming rig's memory with more speed, higher overclockability and increased stability.

Optimal layout

100% compatibility

A-XMP

USB

Maximize your USB device performance

Transfer your favorite games, music and movies over USB faster than ever. MSI offers a wide variety of options to connect and boost your USB 3.1 devices, delivering lightning-fast transfer speeds up to 10Gb/s!

Reversible Type-C connector

Double bandwidth USB 3.1

Boost your USB

Software

APPS TO GREATLY IMPROVE EFFICIENCY

With years of experience in creating performance enhancing tools that are easy to use, only the highest quality applications are at your disposal. Use these tools to get the most out of your motherboard and achieve victory when gaming.

X-Boost

Command Center

Live Update

Storage

Be the first on the battlefield

This MSI GAMING motherboard supports all the latest storage standards. This allows you to connect any ultra-fast storage device, giving you in-game benefits. Start games faster, load levels faster and have a real advantage over your enemies.

1x M.2

STOREMI

Quality & Protection

Built on everlasting quality

Using only the finest quality components and integrating the latest technological innovations delivers the best possible gaming and professional experience. Rigorous quality testing under the most extreme conditions ensures a super reliable, high performance motherboard.

Steel Armor

Gaming Certified

Audio

Sound that pulls you into the game

Get the most immersive sound experience when gaming. 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 exciting gameplay.

Audio Boost

Audio capacitors

Gaming LAN

Dominate the game with the lowest latency

Get ready to crush your enemies on the battlefield with MSI GAMING LAN. Featuring the highest quality components tuned to deliver the best online gaming experience without lag.

LAN protect

VR

Immerse yourself into virtual worlds

Integrating the very best of cutting edge technologies on MSI hardware provides a smooth VR ride. Through joint efforts with major VR brands, combined with unique MSI features geared to VR, MSI brings gamers and VR professionals a vivid and realistic experience in which content truly comes alive.

One click VR

Cooling

Stay cool while gaming

Cooling your PC is essential for reliable performance. We've made sure to include enough fan headers with full control to allow you to cool your system any way you want.

Extended Heatsink Design

6x fan headers

DC/PWM mode

Full fan control

Watercooling ready

Mystic Light

Personalize your gaming rig

Customize and set up your own color scheme with MSI Mystic Light utility. Select the available colors from the palette to match your system style. Bored of the same colors? Simply change the complete look of your system in 1 second!

No animation
Breathing
Flashing
Double Flashing
Random
CPU Tempera
ture
JAZZ
Breathng cycle
Flashing Cycle
Color Cycle
Off

Extendable

Remote control

Mystic Light sync

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The terms HDMI™, HDMI™ High-Definition Multimedia Interface, HDMI™ Trade dress and the HDMI™ Logos are trademarks or registered trademarks of HDMI™ Licensing Administrator, Inc.

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All images and descriptions are for illustrative purposes only. Visual representation of the products may not be perfectly accurate. Product specification, functions and appearance may vary by models and differ from country to country. All specifications are subject to change without notice. Although we endeavor to present the most precise and comprehensive information at the time of publication, a small number of items may contain typography or photography errors. Some products and configuration may not be available in all markets or launch time differs. Supplies are limited. We recommend you to check with your local supplier for exact offers and detail specifications.