• Supports AMD Ryzen™ 1st and 2nd Generation/ Ryzen™ with Radeon™ Vega Graphics 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. 
• BIOS FLASHBACK+: 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
• Click BIOS 5: Award-winning BIOS with high resolution scalable font, favorites and search function
• GAMING CERTIFIED: 24-hour on- and offline game and motherboard testing by eSports players

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

Powered by FNATIC

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
MSI GAMING Certified

B450 TOMAHAWK

READY TO DOMINATE


BIOS FLAHSBACK+
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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army sticker motherboard
army sticker motherboard
army sticker motherboard
army sticker motherboard
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


Msi-Z370-Mortar
Extendable
Remote control
Mystic Light sync
LEARN MORE ABOUT MYSTICLIGHT
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.

b450 tomahwk cooling
Extended Heatsink Design
6x fan headers
DC/PWM mode
Full fan control
Watercooling ready
LEARN MORE ABOUT COOLING

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
LEARN MORE ABOUT GAMING

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
LEARN MORE ABOUT STORAGE

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
LEARN MORE ABOUT VR

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
LEARN MORE ABOUT AUDIO

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
LEARN MORE ABOUT GAMING LAN
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
LEARN MORE ABOUT MEMORY


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
LEARN MORE ABOUT TUNING

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
LEARN MORE ABOUT 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
RAMDisk
LEARN MORE ABOUT SOFTWARE
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
LEARN MORE ABOUT QUALITY
BIOS

A GAMERS' BIOS
We made sure our BIOS contains all the latest options and is easy to use for everyone. The extensive features let you fine-tune your system to deliver reliable maximum performance when gaming.