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MSI PRO B550M-P

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MSI PRO B550M-P
2026PROno backlight
Towards:home / office
Form Factor:micro-ATX
Socket:AM4
Chipset:AMD B550
BIOS:Ami
RAM slots:DDR4 4 sl
RAM form factor:DIMM
RAM clock:4400 MHz
Sound (channels):7.1
Connectors:HDMI, M.2
Additional connectors:DisplayPort
Power connector:24-pin
Processor power:8-pin
All specifications
Specifications PRO B550M-P
Main
Featuresfor home/office
SocketAM4
Form factormicro-ATX
Power phases6
Size (HxW)244x244 mm
Chipset
ChipsetAMD B550
BIOSAmi
UEFI BIOS
RAM
DDR44 slot(s)
Memory moduleDIMM
Operation mode2 channel
Max. clock frequency4400 MHz
Max. memory128 GB
XMP
Drive interface
SATA 3 (6Gbps)4
M.2 connector2
M.21xSATA/PCIe 4x, 1xPCIe 4x
M.2 version1x4.0, 1x3.0
Integrated RAID controller
Expansion slots
1x PCIe slots2 pcs
PCIe 16x slots1 pcs
PCIe support4.0
Steel PCIe connectors
Internal connections
TPM connector
USB-A 2.02 pcs
USB-A 5Gbps1 pcs
USB-C 5Gbps1 pcs
ARGB LED strip2
RGB LED strip2
Video outputs
D-Sub output (VGA)
HDMI output
HDMI versionv2.1
DisplayPort
DisplayPort versionv.1.4
Integrated audio
AudiochipRealtek ALC897
Sound (channels)7.1
Network interfaces
LAN (RJ-45)1 Gbps
LAN ports1
LAN controllerRealtek RTL8111H
External connections
USB-A 2.02 pcs
USB-A 5Gbps4 pcs
PS/21
Power connectors
Main power socket24-pin
CPU power8-pin
Fan power connectors3
CPU Fan 4-pin1
Chassis/Water Pump Fan 4-pin2
Official Websitemsi.com
Added to E-CatalogAugust 2026
E-Catalog UK editor, Motherboards
Valerii Lenko, edited 14.08.2026
The information in the model description is for reference purposes.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
How to choose a motherboard?Motherboard is the main part of any computer. Here's how to choose the right one for work, play and entertainment

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MSI PRO B550M-P motherboard AMD B550 Socket AM4 ATX

Supports AMD Ryzen™ 5000 Series, 5000 G-Series, 4000 G-Series, 3000 Series, and 3000 G-Series processors. Supports DDR4 Memor... morey, up to 4400+ MT/s (OC). Lightning Fast Experience: PCIe 4.0 slot and Lightning Gen4 x4 M.2. EZ DIY: EZ Debug LED and EZ Mounting. Audio Boost: Reward your ears with studio-grade sound quality. MSI Center: A brand-new software which integrates all MSI exclusive tools with user-friendly user interface.. PRO B550M-P is engineered with PCIe 4.0 M.2, Frozr AI Cooling, and Front Type-C, ready for the AMD Ryzen™ 5000 series processors.. The PRO Series is tailored to professionals from all walks of life. The lineup features impressive performance and high quality, while aiming to provide users incredible experience. Users who care about productivity and efficiency can definitely count on the MSI PRO Series to assist you with multitasking and increasing efficiency.. MSI motherboards circuitry ensure the case standoff keep out zones are pure and clean. Moreover, the protective paint is printed around each screw hole to prevent parts from being scratched or damaged to the motherboard.. Once connected to the internet, MSI Driver Utility Installer will detect and present suitable drivers and utilities automatically, you can download and install with just a few clicks. Learn more. EZ DEBUG LED. Onboard LEDs will indicate the source of the problem so you know exactly where to look to get up and running again.. A host of features inject artificial intelligence into key aspects of your computing experience to make smarter, real-time optimizations. The MSI Center offers a clean, minimal interface to customize and manage your PC settings. The AI Engine, for example, automatically adjusts settings based on the applications you're using, ensuring seamless performance.. 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.. Exclusive MSI Memory Boost technology utilizes an optimized and isolated DDR4 circuit design to ensure pure and undisturbed signals, significantly enhancing performance and efficiency.. Transient Voltage Suppressors (TVS) are safety devices used to protect against excessive voltage. All motherboard models of MSI are equipped with TVS. When the voltage abnormally rises, the TVS switches from a high-resistance state to a low-resistance state, diverting the excessive voltage to ground. This helps prevent circuit damage caused by high voltage.. The 8-pin and 24-pin power connectors of MSI motherboards are all designed with solid pins. The solid pin design allows for a more stable transmission of 12V power to the CPU, even when handling high current loads.. Corrosive resistance IO Shield to help improve static electricity and reduce electromagnetic radiation noise from the system as well as more durable compare
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