All stock codes associated to this product
B365M MORTAR, 4523930, 4719072655303, 824142189948
MSI MAG B365M Mortar Motherboard
 
Overview
Military style with Extended heatsink design for better thermal solution, 
Intel Gaming LAN, Pre-installed I/O Shielding, Core Boost, DDR4 Boost, Turbo M.2 
and USB 3.1 connector.
  - 
  Supports 9th/ 8thGen IntelCore / PentiumGold 
  / Celeronprocessors for LGA 1151 
  socket 
- 
  Supports DDR4 Memory, up to 2666 
  MHz 
- 
  Intel Gaming 
  LAN:Premium network solution from Intelfor professional and
 multimedia use. Delivers a secure, stable and 
  fast network connection
 
- 
  Pre-installed I/O Shielding: 
  Better EMI protection and more convenience for installation 
- 
  Set Core Power Free: Extended 
  Heatsink Design, Core Boost, DDR4 Boost 
- 
  Turbo M.2: Running at PCI-E Gen3 
  x4 maximizes performance for NVMe based SSDs. 
- 
  Mystic Light Extension:Control 
  both RGB and RAINBOW strips with independent LEDs added to your system with 
  Mystic Light APP and mobile device 
- 
  Dragon Center:A brand new software 
  which integrates all MSI tools like GAME MODE, VOICE BOOST, LIVE UPDATE with 
  user friendly user 
interface. 
BLAST AWAY THE COMPETITION

  - Mouse/Keyboard Ports 
  
- USB 2.0 Ports 
  
- HDMI Port 
  
- Intel GAMING LAN 
  
- USB 3.1 Gen1 Type A+C 
  
- Pre-Installed I/O Shielding 
  
- Better protection and more convenience for installation 
  
- Arsenal Sticker Area - Free for customization with 
  personal style 
  
- Extended Heatsinks Design - Leading heatsink design, 
  extended for maximum cooling and performance 
  
- DDR4 Boost - Optimized traces and isolated memory 
  circuitryy 
  
- 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

DIY FRIENDLY
MSI motherboards been designed with tons of smart features for convenient 
setup and usage, such as pin-header keep out zone, friendly SATA & USB 
location and multiple cooling solutions, so DIY users can pick and choose any 
gaming rigthey want.
COOLING

STAY COOL FOR RELIABLE SYSTEM
Cooling your PC is essential for reliable performance. MSI motherboards 
feature excellent power design with solid and heavy heatsink. We've made sure to 
include enough fan headers with full control to allow you to cool your system 
any way you want.
THERMAL SOLUTION FOR MORE CORES AND HIGHER PERFORMANCE

With more cores processors, thermal and power design is more important to 
make sure the temperature keeps lower. MSI extended PWM heatsink and enhanced 
circuit design ensures even high-end CPU to run in full speed with MSI 
motherboards.
FULLY CONTROLLABLE IN BIOS AND SOFTWARE
MSI motherboards let you manage speeds and temperatures for all your system 
and CPU fans. Total Fan Control allows you check your primary system 
characteristics in a simplified graphical interface. You can also set up to 4 
temperature targets for CPU and motherboard, which will adjust the fan speeds 
automatically.

AUTODETECT DC OR PWM MODE WITH HYSTERESIS
MSI fan headers automatically detect fans running in DC or PWM mode for 
optimal tuning of fan speeds and silence. Hysteresis also makes your fans spin 
up fluently to make sure your system stays silent, no matter what.
MSI:
  - Smooth fan speeds 
  
- Smooth sound levels
OTHERS:
  - Spiking fan speeds 
  
- Annoying sound levels


HARDWARE

PRE-INSTALLED I/O SHIELDING
Pre-Installed IO Shielding makes handling the motherboard process easier and 
safer. The patent-pending design grounded and protects the IO ports from 
potential electrostatic discharge damage from the external environment.
  - XL CLIP - The enlarged PCI-E clip helps you swap or 
  remove your devices easier. Keep the PCI-E slot stronger and safer. 
  
- EZ DEBUG LED - Run into trouble? Onboard LEDs for key 
  components will indicate the source of the problem so you know exactly where 
  to look to get up and running again.
COMPATIBILITY

MAXIMUM COMPATIBILITY
Every MSI motherboards are certified by strict mechanic that feature 
convenient pin-header keep out zone, friendly SATA & USB location for 
compatibility with the widest range of components and devices, so DIY user can 
pick and choose the components they want. More than that, we offer a dedicated 
Qualified Vendor List (QVL) for the most critical part - memory. Combining with 
MSI DDR4 Boost technology, we provide the maximum compatibility, so you confirm 
and choose any gaming rig as you want.
9TH AND 8TH PROCESSORS SUPPORT
MSI B365 motherboards perfectly support Intel 9th and 8th processors, so you 
can still enjoy latest MSI motherboard technology if you use 8th processors. 
Combining MSI Core Boost, you can release maximum performance no matter what CPU 
you use.




EXTREME STABILITY & COMPATIBILITY TESTING

MSI conducts thorough memory testing with the most popular memory brands 
under extreme conditions to ensure your system runs stable no matter what. Our 
memory partners include brands like Corsair, Crucial, Kingston, G.Skill and many 
more to optimize memory modules and configurations.

BIOS AND 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. Moreover, 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.
DRAGON CENTER
The exclusive and brand-new UI merges all the MSI software functions into one 
specific application MSI Dragon Center. Not only integrates all the MSI software 
functions, but also sync all the MSI desktop products to work together, 
providing the best user experience. No more messy programs or ICONs, just one 
click and you can enjoy all the functions in Dragon Center.
Gaming Mode
MSI Gaming Mode provides the most suitable setting for your whole gaming 
system, bring you the best gaming experience with one click!

USB Speed Up
When enabled, it optimizes your devices for even better transfer speeds and 
can provide up to 20% increase in USB performance, saving a lot of time when 
transferring data.

Total Fan Control
Total Fan Control allows you to take control of your fans. You can also set 
up to 4 temperature targets for CPU and motherboard, which will adjust the fan 
speeds automatically.

Live Update
Never miss out on important updates. MSI Live Update automatically downloads 
and installs the latest drivers, BIOS and software so you can focus on your 
game.

MSI APP PLAYER

Developed under an exclusive partnership with BlueStacks, the MSI APP Player 
brings seamless mobile gaming experiences to PCs. Leverage the advantages of 
mouse and keyboard controls, better graphics, and multi-tasking for mobile 
gaming supremacy.

CLICK BIOS 5
Get more from a loaded BIOS designed for ease of use. Fine-tune the 
motherboard for gaming performance and efficiency.

  - XMP - Extreme Memory Profiles which simplified RAM overclocking on Intel 
  motherboards. 
  
- M-FLASH - Allows user to conveniently flash, or upgrade the BIOS from the 
  CMOS Setup Utility. 
  
- HARDWARE MONITOR - Shows you critical hardware information in real-time; 
  temperature, usage, clock speed, and voltage. 
  
- TOTAL FAN CONTROL - Check and manage speeds and temperatures for all your 
  system and CPU fans. 
  
- SECURE ERASE+ - Using an optimized formatting algorithm, lets you enjoy 
  your SSD at maximum speed, making your system feel brand new! 
  
- MEMORY TRY IT - Best way to get maximum speed out of your system memory 
  and gaming performance. 
  
- M.2 Genie - Brilliant feature to make setting up RAID 0 for M.2 and U.2 
  much easier and less time consuming. 
  
- SEARCH & FAVORITES - A permanent search & favorite option in the 
  top right corner can be used to find what you need.

ENHANCED PERFORMANCE
MSI motherboards featured all the latest solution for enthusiast gamers and 
prosumers. CPU and memory enhancement and fast storage and USB transfer speed 
are ready to be on the battlefield.
CPU
LOOKING COOL WHILE KEEPING COOL
High quality materials and smart fan optimizations contribute to cooling all 
essential components, which is key to making sure your system runs stable and 
delivers the best performance at all times.
CORE BOOST

 
Core Boost technology combines MSI's premium layout and optimized power 
design which allows for faster and undistorted current delivery to the CPU at 
pin-point precision. Not only supporting multi-core CPU, also creating the 
perfect conditions for your CPU.

MORE FOR PERFORMANCE
LOAD-LINE CALIBRATION
What you set, is what you get. LLC makes sure your CPU voltage remains 100% 
stable under any load. This greatly improves stability when demanding more CPU 
performance.
OVERVOLTAGE PROTECTION
Prevents potential short-circuit damage to the CPU and other critical 
components.
MEMORY
UNMATCHED MEMORY PERFORMANCE
Optimized layout design and a fully isolated memory circuitry ensures perfect 
stability and performance. you never have to worry about your system crashing 
during games with MSI DDR4 BOOST.

SETTING UP YOUR MEMORY WITH XMP PROFILE
The XMP (Extreme Memory Profiles) in MSI BIOS are tested and certified by MSI 
OC lab. It is easy to enable with auto power settings to get the best memory 
speed and stability.
STORAGE
FAST AND FUTURE-READY STORAGE
MSI motherboards support all the latest storage standards, which allows users 
to connect any ultra-fast storage device. Start games faster, load levels faster 
and have a real advantage over your enemies.
1X M.2 32 Gbps 6X 6 Gbps
OPTANE: BOOST YOUR HDD TO PERFORM LIKE AN SSD
PC Enthusiasts can now enjoy the performance of an SSD on their HDD by 
coupling it with the new IntelOptane Memory device. IntelOptane 
technology provides an unparalleled combination of high throughput, low latency, 
high quality of service, and high endurance. All MSI 300 Series motherboards are 
ready for IntelOptane 
Memory.

STORAGE BOOST YOUR STORAGE PERFORMANCE

This great little tool is very simple to use and automatically detects your 
storage devices connected to the system. When enabled, Storage Boost optimizes 
your SSDs to keep your system fast and maximize storage performance, saving you 
a lot of time when loading or transferring data.
EASY RAID SETUP WITH M.2 GENIE
Looking to go all out in terms of raw data speed and put multiple SSDs in 
RAID 0? Setting this up can prove to be quite the challenge. That's why we 
created M.2 Genie, a brilliant feature to make setting up RAID 0 for M.2 and U.2 
much easier and less time consuming.
EASIER FASTER
                 
EASIER                                                                                       
FASTER

FLEXIBLE

IN-GAME ADVANTAGE

MSI motherboards are built with enhanced audio and advanced LAN networking 
capabilities that turn any gaming experience into an immerse one.
CONNECTIVITY
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.
LOW LATENCY GAMING LAN POWERED BY INTELĀ®
Experience smooth gaming with IntelLAN. 
IntelLAN 
is optimized for championship level online and LAN eSports by reducing CPU 
overhead and offering exceptionally high TCP and UDP throughput. This means your 
CPU can be used more effectively, giving you more FPS when 
gaming.

INTELLIGENT NETWORKING
OPTIMIZE ONLINE GAMING TRAFFIC FOR LOWER LATENCY!
MSI GAMING LAN Manager automatically classifies and prioritizes the 
latency-sensitive applications for online games, giving you the best online 
gaming experience with low latency.
MSI GAMING LAN MANAGER
  - Automatically prioritizes games above other applications 
  
- Allows you to change applications' traffic priority 
  
- Allows you to customize bandwidth for each application

AUDIO
SOUND THAT PULLS YOU INTO THE GAME
Reward your ears with studio grade sound quality. MSI Audio Boost delivers 
the highest sound quality through the use of premium quality audio components. 
This lets you enjoy breathtaking, studio quality sound to create the most 
immersive sound experience.
AUDIO BOOST

ISOLATED AUDIO DESIGN
EMI-shielded HD audio processors let you enjoy the purest sound quality in 
front and rear connectors.

SEPARATED AUDIO LAYERS FOR CLEAN LEFT & RIGHT 
CHANNELS
Using separated layers in the PCB ensures equally pristine sound quality for 
both left and right audio channels.

GET CLEARER ORDER WITH VOICE BOOST
Hear your teammates perfectly with Voice Boost enabled. Game audio is 
automatically reduced when teammates speak and set back to normal when no one is 
speaking.
DE-POP PROTECTION
A de-pop filter eliminates loud popping noises that occur when devices are 
plugged/unplugged or when the PC is turned on/off.
INDUSTRIAL DESIGN
CONQUER THE BATTLEFIELD

MAG series motherboards are focused on functionality and durability. 
Descended from MSI Arsenal GAMING, these motherboards take their likeliness from 
rugged military equipment and are ready for battle.
MYSTIC LIGHT EXTENSION
Still not satisfied with the decoration on the ecosystem? The Mystic Light 
Extension will help you to have more attractive way to decorate you gaming rig 
by the LED Strips and still under controlled by the Mystic Light 
application.

JRGB
The JRGB pin header provides the max 3A(12V) power supply for the up to 3 
meters 5050 RGB LED strips showing single color.

MYSTIC LIGHT SYNC
Control compatible RGB peripherals with the Mystic Light application. An open 
source SDK is available for developers to integrate Mystic Light with RGB 
devices.

LOYAL COMRADE
With years of experience, MSI is no stranger to building high-performance 
motherboards. Our R&D and engineering teams have reviewed countless designs, 
evaluated a wide selection of high quality components, and developed products 
for reliability even under extreme conditions.
COMPONENTS
BUILT ON EVERLASTING QUALITY

Using only the finest quality components and integrating the latest 
technological innovations delivers the best possible professional experience. 
Rigorous quality testing under the most extreme conditions ensures a super 
reliable, long-lasting and high performance motherboard.
FORTIFY YOUR SYSTEM WITH PCI-E STEEL ARMO
MSI PCI Express Steel Armor slots are armed with more solder points on the 
motherboard for a stronger hold, preventing any damage due to heavy-weight 
graphics cards. Steel Armor also protects PCI Express signals against 
electromagnetic interference for a pure gaming experience and even higher 
overclocking.

REINFORCED, HEAVY SOLDERED CONNECTIONS

NO STRENGHTENING

ULTIMATE MOTHERBOARD PROTECTION
Weve made sure you can enjoy your system endlessly. MSI motherboards feature 
Double ESD protection with double layer grounding around the motherboard 
mounting holes, preventing Electrostatic discharge (ESD) surges from damaging 
the motherboard.
MSI

DOUBLE ESD PROTECTION - BEST
BRAND B

DOBUBLE ESD PROTECTION - AVERAGE
BRAND G

DOUBLE ESD PROTECTION - POOR
SUPER STABLE GAMING WITH THE HIGHEST QUALITY COMPONENTS
MSI uses the high quality components , which is shielded by the best 
protection to make sure your system runs smoothly under the most extreme 
conditions.

SOLID CAP
With their aluminum core design and Japanese made quality, Solid CAPs are 
made for high-end design motherboard. Not only do Solid CAPs could provide lower 
Equivalent Series Resistance (ESR), but also work firmly for over-10-year.

DARK CHOKE
A special core design allows the Dark Choke to run at a lower temperature 
offering better power efficiency and stability.
  - HUMIDITY PROTECTION 
  
- TEMPERATURE PROTECTION 
  
- CIRCUIT PROTECTION 
  
- ESD PROTECTION 
  
- EMI PROTECTION
CERTIFIED FOR GAMING

MSI motherboards has been built and tweaked for hardcore gaming. Feedback 
from the worlds best esports players and rigorous testing sessions with 
demanding PC games has resulted in a motherboard thats both powerful and 
reliable.



WINDOWS 10 CERTIFIED
With MSI you benefit from great compatibility and a worry-free user 
experience when using Microsoft Windows 10.
With a true dedication to performance, our R&D team has made sure 
everything works as intended when using the latest version of Microsoft Windows 
on any MSI product.
Specifications
  
  
    | SOCKET | 1151 | 
  
    | CPU (MAX 
      SUPPORT) | i9 | 
  
    | CHIPSET | Intel B365 
      Chipset | 
  
    | DDR4 
      MEMORY | 2666/ 2400/ 2133 
      MHz | 
  
    | MEMORY 
      CHANNEL | Dual | 
  
    | DIMM 
      SLOTS | 4 | 
  
    | MAX MEMORY 
      (GB) | 64 | 
  
    | PCI-E 
      X16 | 1 | 
  
    | PCI-E 
      GEN | Gen3 | 
  
    | PCI-E 
      X1 | 2 | 
  
    | SATAIII | 6 | 
  
    | M.2 
      SLOT | 1 | 
  
    | RAID | 0/1/5/10 | 
  
    | TPM 
      (HEADER) | 1 | 
  
    | LAN | 1x Intel 
      I219-V | 
  
    | USB 3.1 PORTS 
      (FRONT) | 2(Gen1, Type 
      A) | 
  
    | USB 3.1 PORTS 
      (REAR) | 4(Gen1, Type 
      A) | 
  
    | USB 2.0 PORTS 
      (FRONT) | 4 | 
  
    | USB 2.0 PORTS 
      (REAR) | 2 | 
  
    | SERIAL 
      PORTS(FRONT) | 1 | 
  
    | PARALLEL 
      PORT(FRONT) | 1 | 
  
    | AUDIO PORTS 
      (REAR) | Realtek ALC892 
      Codec | 
  
    | HDMI | 1 | 
  
    | DIRECTX | 12 | 
  
    | FORM 
      FACTOR | Micro 
    ATX | 
  
    | OPERATING 
      SYSTEM | Support for Windows 10 
      64-bit |