MSI AMD B550 B550-A PRO ATX Motherboard

B550-A PRO 3rd Generation Ryzen ATX Motherboard from MSI
MSI b550-A PRO
CONQUER THE BATTLEFIELD
Introducing the all new B550-A PRO Motherboard from MSI. The MSI B550 motherboard supports the 3rd Gen AMD Ryzen processors with the addition of PCIe 4.0 technology for eye watering speeds. MSI PRO series lets you work smarter by delivering an efficient and productive experience. Featuring stable functionality and high-quality assembly. The MSI B550-A Pro motherboard provides not only optimized professional workflows but also less troubleshooting and longevity.

AMD B550
Chipset

AM4
CPU Socket

ATX
Form Factor

Special Features of the B550-A PRO
Main Features
Core Boost
FLASH BIOS BUTTON
Simply use a USB key to flash any BIOS within seconds, without installing a CPU, memory or graphics card.

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

CORE BOOST TECHNOLOGY
Combining premium layout design, that is ready for unleashing the maximum performance.

PCIE STEEL ARMOR
Protecting VGA cards against bending and EMI for better performance, stability and strength.

2OZ THICKENED COPPER PCB
An enhanced PCB design improves heat dissipation and performance reliability.

Premium Thermal Solution
Temperature Features

7W/MK THERMAL PAD
Preminum 7W/mK thermal pad covers both 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 to run in full speed.

PUMP FAN SUPPORT
Control watercooling pump speeds for best flow and noise control.

M.2 SHIELD FROZR
Strengthened built-in M.2 thermal solution. Keeps M.2 SSDs safe while preventing throttling, making them run faster.

Next Generation Connectivity
Networking Features

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.

PCIe 4.0
LIGHTNING GEN 4 SOLUTION
The latest Gen 4 PCI-E and M.2 solution with up to 64GB/s bandwidth for maximum transfer speed.

Unbelievable Power Solution
New VRM Power Design
10 +2 +1 DUET RAIL POWER SYSTEM
Unleash and sustain maximum performance with an aggressive VRM design built with a Duet Rail Power System(DRPS). Combining exclusive Core Boost technology, PRO series motherboards are ready to sustain heavy daily work.

1 PHASE
APU Power

2 PHASES
SOC Power

10 PHASES
Duet Rail Power System

DIGITAL PWM IC

Protect your Sensitive Components During Installation and Beyond

EXTENDED HEATSINK
The MSI B550-A Pro 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
b550 Gamin Plus core boost
FASTER AND UNDISTORTED CURRENT DELIVERY
Core 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 CPU, but creating the perfect conditions for your CPU overclocking.

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. Optimized 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 compared to other brands. Enjoy the additional boost in operational performance or when working with large video and photography files. MSI conducts thorough memory testing with the most popular memory brands under extreme conditions to ensure your system runs stable no matter what.

Protecting your PCIe Slots
B550 PCIe Slot features
FORTIFY YOUR SYSTEM WITH PCI-E STEEL ARMOR
B550-A PRO supports multiple GPU solution. 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.

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.