MSI MPG B550 GAMING PLUS Motherboard ATX - Supports AMD Ryzen 3rd Gen Processors, AM4, DDR4 Boost (4400MHz/OC), 1x PCIe 4.0/3.0 x16, 1x PCIe 3.0 x16, 1x M.2 Gen4 x4,1x M.2 Gen3 x4, Gigabit LAN, Black by Amazon.co.uk

Price last update: 12/06/2025
  • Powered by 3rd generation AMD Ryzen 9, Ryzen7, Ryzen 5 AM4 to maximize connectivity and speed with dual M.2, PCIe 4.0, USB 3.2 Gen2 and up to 128 GB of DDR4 (4400 MHz)
  • With 3rd Gen Ryzen processors, this motherboard features the recent Lightning Gen 4 solution on both PCI-E and M.2 slot, which allow for faster data transfer on graphics cards, storage devices and networking devices
  • Mystic Light provides a complete function to control the RGB light all around the system; it supports both RGB and RAINBOW LED strip and 16.8 million colours/29 effects controlled in one click
  • AUDIO BOOST which rewards your ears with studio grade sound quality for more immersive gaming experience
  • Enhanced Thermal Solution includes extended heatsink, 7 W/mK level thermal and choke pad with 2 oz thickened copper PCB to ensure better performance for gamers
  • Pre-installed I/O Shielding provides better EMI protection and more convenience for installation

    Compare MSI MPG B550 GAMING PLUS Motherboard ATX - Supports AMD Ryzen 3rd Gen Processors, AM4, DDR4 Boost (4400MHz/OC), 1x PCIe 4.0/3.0 x16, 1x PCIe 3.0 x16, 1x M.2 Gen4 x4,1x M.2 Gen3 x4, Gigabit LAN, Black with other products:

    Description

    About MSI
    MSI is a trusted name in gaming and esports. Having dedicated countless hours and committed numerous resources to support the world’s most aspiring and best gamers, MSI use their knowledge and expertise in their products in return. MSI integrated all gamer’s aspirational functions in its gaming rigs and pushing the performance beyond limits.
    MPG B550 GAMING PLUS
    Advancing Ascension
    Experience new generation of the MPG B550 GAMING PLUS motherboard powered by 3rd Gen AMD 3000 series AM4 processors. Outperform your system's capacity with Lightning Gen 4 solution. Smart software tools DDR4 Boost and Core Boost, created to keep you one step ahead of the competition. Extended Heatsink Design, 7W/mK level thermal & choke pad with 2oz thickened copper make your PC staying cool, silent and reliable.
    Designed for 3rd Gen AMD Ryzen processors with Lightning Gen 4 M.2, PCIe 4.0, USB 3.2 Gen 2
    Mystic Light provides a complete function to control the RGB light all around the system, supporting both RGB and RAINBOW LED strip with 16.8 million colours / 29 effects
    Larger Aluminium Cover improves VRM heat dissipation and ensures the power delivery system can sustain even high-end processors running at full load
    Front USB Type-C allows gamers to be compatible with the latest PC chassis and perfect for external drives and other mobile devices
    LIGHTNING GEN 4 SOLUTION
    The latest Gen4 PCI-E and M.2 solution with up to 64GB/s bandwidth for maximum transfer speed. PCIe 4.0 maintains both backward and forward compatibility with older and newer specifications.
    ENHANCED THERMAL SOLUTION
    Higher performance generates more heat. Thermal solution is very important to B550 chipset which featured latest Gen4 bandwidth. MSI motherboards featured extended heatsink, 7W/mK level thermal & choke pad, 2oz thickened copper and M.2 Shield Frozr to provide best performance for enthusiast gamers and prosumers.
    USB TYPE-C READY IN BOTH FRONT CASE PANEL & REAR IO
    Get all the performance benefits from the USB Type-C connector. This reversible USB connector allows for effortless connecting of USB devices.
    EXTENDED HEATSINK DESIGN
    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.
    PRE-INSTALLED IO SHIELDING
    Featuring the pre-installed IO shielding, makes your installation process easier and safer. The patent design protect your IO ports also prevent electrostatic discharge damage, makes your motherboard a strong gaming foundation.
    CUSTOMISE YOUR GAMING RIG
    Personalise your PC with 16.8 million colours and 29 effects through Mystic Light RGB LED. Controlled in one click with the Mystic Light APP or a mobile device.
    CPU
    Support for 3rd Gen AMD Ryzen processors and future AMD Ryzen processors with BIOS update
    Support for 3rd Gen AMD Ryzen processors and future AMD Ryzen processors with BIOS update
    Support for 3rd Gen AMD Ryzen processors and future AMD Ryzen processors with BIOS update
    Support for 3rd Gen AMD Ryzen processors and future AMD Ryzen processors with BIOS update
    Support for 3rd Gen AMD Ryzen processors and future AMD Ryzen processors with BIOS update
    Support for 3rd Gen AMD Ryzen processors and future AMD Ryzen processors with BIOS update
    Chipset
    AMD B550 Chipset
    AMD B550 Chipset
    AMD B550 Chipset
    AMD B550 Chipset
    AMD B550 Chipset
    AMD B550 Chipset
    Memory
    4 x DIMM; Max. 128GB DDR4; 4866+ MHz
    4 x DIMM; Max. 128GB DDR4; 4866+ MHz
    4 x DIMM; Max. 128GB DDR4; 4400+ MHz
    4 x DIMM; Max. 128GB DDR4; 4866+ MHz
    4 x DIMM; Max. 128GB DDR4; 4400+ MHz
    4 x DIMM; Max. 128GB DDR4; 4400+ MHz
    PCIe x16 Slots
    1x PCIe 4.0 x16 slots (@x16) 1x PCIe 3.0 x16 slots (max.@x4) 3x PCIe 3.0 x1 slots
    1x PCIe 4.0 x16 slots (@x16) 1x PCIe 3.0 x16 slots (max.@x4) 2x PCIe 3.0 x1 slots
    1x PCIe 4.0 x16 slots (@x16) 1x PCIe 3.0 x16 slots (max.@x4) 2x PCIe 3.0 x1 slots
    1x PCIe 4.0 x16 slot (@x16)
    1x PCIe 4.0 x16 slot (x16 / x4) 1x PCIe 3.0 x16 slot (max.@x4) 2x PCIe 3.0 x1 slots
    1x PCIe 4.0 x16 slots (@x16) 2x PCIe 3.0 x1 slots
    Graphics
    HDMI, DisplayPort
    HDMI, DisplayPort
    HDMI, DisplayPort
    HDMI 2.1
    HDMI, DisplayPort
    HDMI, DisplayPort, VGA
    Audio
    Audio Boost
    Audio Boost
    Audio Boost
    Audio Boost
    Audio Boost
    Audio Boost
    32Gb/s M.2
    1x 22110 (PCIe 4.0 x4 and SATA mode) 1x 2280 (PCIe 3.0 x4 mode)
    1x 22110 (PCIe 4.0 x4 and SATA mode) 1x 2280 (PCIe 3.0 x4 mode)
    1x 22110 (PCIe 4.0 x4 and SATA mode) 1x 2280 (PCIe 3.0 x4 mode)
    1x 2280 (PCIe 4.0 x4 and SATA mode) 1x 2280 (PCIe 3.0 x4 mode)
    1x 22110 (PCIe 4.0 x4 and SATA mode) 1x 2280 (PCIe 3.0 x4 mode)
    1x 2280 (PCIe 4.0 x4 and SATA mode) 1x 2280 (PCIe 3.0 x4 mode)
    Wireless
    2x2 Wi-Fi with MU-MIMO 802.11 a/b/g/n/ac/ax
    2x2 Wi-Fi with MU-MIMO 802.11 a/b/g/n/ac/ax
    -
    2x2 Wi-Fi with MU-MIMO 802.11 a/b/g/n/ac/ax
    -
    1x1 Wi-Fi 802.11 a/b/g/n/ac
    Mystic Light
    Yes
    Yes
    Yes
    N/A
    N/A
    N/A
    Form Factor
    ATX
    ATX
    ATX
    ITX
    ATX
    Micro ATX

    Product information

      • Brand:MSI
      • CPU socket:Socket AM4
      • Compatible devices:Personal Computer
      • RAM memory technology:DDR4
      • Compatible processors:3rd generation AMD Ryzen 9, Ryzen7, Ryzen 5 AM4
      • Chipset type:Intel H81
      • Memory clock speed:4400 MHz
      • Platform:Windows 10
      • Series:MPG B550 GAMING PLUS
      • Memory storage capacity:128 GB
      • Product Dimensions:30.5 x 24.5 x 3 cm; 985 Grams
      • Item model number:MSI MPG B550 Gaming Plus
      • Manufacturer:MSI COMPUTER
      • Color:Black
      • Form Factor:ATX
      • Processor Socket:Socket AM4
      • Memory Technology:DDR4
      • Computer Memory Type:DDR4 SDRAM
      • Maximum Memory Supported:128 GB
      • Memory Clock Speed:4400 MHz
      • Graphics Card Interface:PCI Express
      • Wireless Type:5 GHz Radio Frequency, 2.4 GHz Radio Frequency
      • Number of USB 2.0 Ports:4
      • Are Batteries Included:No
      • Item Weight:985 g

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      MSI MPG B550 GAMING PLUS Motherboard ATX - Supports AMD Ryzen 3rd Gen Processors, AM4, DDR4 Boost (4400MHz/OC), 1x PCIe 4.0/3.0 x16, 1x PCIe 3.0 x16, 1x M.2 Gen4 x4,1x M.2 Gen3 x4, Gigabit LAN, Black
      MSI MPG B550 GAMING PLUS Motherboard ATX - Supports AMD Ryzen 3rd Gen Processors, AM4, DDR4 Boost (4400MHz/OC), 1x PCIe 4.0/3.0 x16, 1x PCIe 3.0 x16, 1x M.2 Gen4 x4,1x M.2 Gen3 x4, Gigabit LAN, Black by Amazon.co.uk
      Price last update: 12/06/2025