MSI PRO B550M – A AMD Chipset

PRO series helps users work smarter by delivering an efficient and productive experience. Featuring stable functionality and high-quality assembly, PRO series motherboards provide not only optimized professional workflows but also less troubleshooting and longevity. 

USER FRIENDLY DESIGN

MSI motherboards feature tons of convenient and smart design for DIY users, countless system tuning and troubleshooting tools are at your disposal to push your system to new heights and satisfy even the most demanding tweaker. Makes it so easy to install your own motherboard without any issue.

COOLING

FULLY FAN CONTROL

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.

DESIGN

EZ DEBUG LED

Ran into trouble? Onboard LEDs for key components will indicate the source of the problem so you know exactly where to look to get it up and running again.

COMPATIBILITY

• RyzenTM 3000 & 4000 G-Series Processors Support
• Extreme Stability & Compatibility Testing For Memory
• Windows 10 Certified

RELIABLE COMPONENTS

STEEL ARMOR

FORTIFY YOUR SYSTEM WITH PCI-E STEEL ARMOR
MSI PCI Express Steel Armor slots are secured to the motherboard with extra solder points and support the weight of heavy graphics cards. When every advantage in games counts, Steel Armor shields the point of contact from electromagnetic interference.

DOUBLE ESD PROTECTION

ULTIMATE MOTHERBOARD PROTECTION
Double ESD protection doubles up the grounding layer around the mounting holes, preventing static discharge surges from damaging the motherboard.

CONNECTIVITY

The most important thing of DIY is expandability. MSI PRO series motherboards feature plenty possibility for prosumers’ need. Stable LAN, faster storage and USB transfer speed and other expandable connectors are ready to enlarge your flexibility.

STORAGE

OVERVIEW

FAST AND FUTURE-READY STORAGE
MSI PRO series motherboards support all the latest storage standards, which allows users to connect any ultra-fast storage device. Higher efficiency makes your work easier.

LIGHTNING GEN 4 M.2
Utilizing 3rd Gen Ryzen processors, MSI B550 motherboards feature latest Lightning Gen 4 M.2 which is the fastest onboard storage solution on the market with up to 64 Gb/s transfer speed.

USB

USB 3.2 Gen 1

Transfer lots of data, music and movies over USB easier. USB 3.2 ports are ready in both front and rear IO, provides wide variety of options to connect your USB 3.2 devices.

EXPERIENCE MORE

MSI PRO series motherboards are designed to satisfy any professional workflow Elevate your listening pleasure and enjoy extreme sound quality. Moreover, with years of experience in creating performance enhancing tools that are easy to use, only the highest quality applications are at your disposal. The extensive features let you fine-tune your system to deliver reliable maximum performance.

PERFORMANCE

20Z THICKENED COPPER

PCB WITH 2OZ THICKENED COPPER
An enhanced PCB design with 2oz thickened copper increases conductivity, improving heat dissipation and performance reliability especially during overclocking.

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 transfer bandwidth that has doubled compared to its previous generation. PCIe 4.0 maintains both backward and forward compatibility with older and newer specifications. Optimized by steel armor design and server grade PCB, you can enjoy next-gen devices without any compromise.

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 overclocking.

AUDIO

ISOLATED AUDIO SIGNAL

• ISOLATED AUDIO DESIGN
  Like a dedicated sound card, audio components and circuits have been laid on a reserved motherboard section and electrically isolated.
• 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.

BIOS & SOFTWARE

MSI CENTRE

MSI brand new MSI Center unifies a suite of MSI software utilities into a single centralized application. Take control of advanced motherboards features and unleash endless possibilities.

• True Color:   Optimized monitor’s brightness and color in several modes for different situation, you can also customize by yourself.
• 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 work.
• User Scenario:  One click for setting your computer, even customize own profile as your preference.
• Hardware Monitor:  Get immediate access to your critical hardware information in real-time.
• Profile Setting:  Select motherboard settings in the Profile Setting menu, where options to boost DRAM performance and optimize system cooling are presented in an intuitive interface.
• Total Fan Control:  Assume complete control of your fans with Total Fan Control. Set up to four CPU temperature targets and the motherboard will adjust fan speeds automatically.
• Mystic Light:  Create your own colorful masterpiece with ease. Splash any color you want with just a few clicks!
• Product Registration:  Register your MSI product to enjoy a host of benefits!

RESIZABLE BAR (RE-SIZE BAR)
Resizable BAR (Re-Size BAR) is an advanced PCI Express feature that enables the CPU to access the entire GPU frame buffer at once and improve performance.

SPECIFICAITONS

Socket:   AMD Socket AM4
Chipset:   AMD® B550 Chipset
Memory Channel:   Dual
DIMM Slots:   2
Max Memory (GB):   64
PCI-E x16:  1
PCI-E Gen:   Gen4 / Gen3
PCI-E x1:   1
SATAIII:   4
M.2 Slot:   1
RAID:   0/1/10
TPM (header):  1
USB 3.2 ports (Front):   2(Gen 1, Type A)
USB 3.2 ports (Rear):   4(Gen 1, Type A)
USB 2.0 ports (Front):   4
USB 2.0 ports (Rear):   2 (Type A)
Serial ports(Front):   1
Audio ports (Rear):   Realtek® ALC892/ALC897 Codec
DVI-D:   1
HDMI:   1
DirectX:   12
CPU Support:   Support for Windows® 10 64-bit
Form Factor:   MATX