New board for MSI B550M PRO Motherboard Desktop Processors and AMD Ryzen 4000 G Series Desktop Processors AM4 Socket

• Support 3rd Gen AMD Ryzen™ Desktop Processors and AMD Ryzen™ 4000 G-Series Desktop Processors


• Supports DDR4 Memory, up to 4600(OC) MHz


• Lightning Fast Experience: PCIe 4.0, Lightning Gen4 x4 M.2 with M.2 Shield Frozr


• M.2 Shield Frozr: Strengthened built-in M.2 thermal solution. Keeps M.2 SSDs safe while preventing throttling, making them run faster


• Core Boost: With premium layout and digital power design to support more cores and provide better performance


• DDR4 Boost: Advanced technology to deliver pure data signals for the best performance and stability


• 2oz Thickened Copper PCB: An enhanced PCB design improves heat dissipation and performance reliability


• Audio Boost: Reward your ears with studio grade sound quality


• Dragon Center: A brand new software which integrates all MSI exclusive tools with user friendly user interface

CPU

Support 3rd Gen AMD Ryzen^™ Desktop Processors and AMD Ryzen^™ 4000 G-Series Desktop Processors

CHIPSET

AMD B550 Chipset

MEMORY

• 2x DDR4 memory slots, support up to 64GB ¹
  
  
  
  • Supports DDR4 1866/ 2133/ 2400/ 2667/ 2800/ 2933/ 3000/ 3066/ 3200 MHz by JEDEC
  
  
  • Supports DDR4 2667/ 2800 /2933 /3000 /3066 /3200 /3466 /3600/ 3733 /3866 /4000 /4133 /4266 /4400/ 4600+ MHz by A-XMP OC MODE
    
    
    
    • 1DPC 1R max speed 4600 MHz
    
    
    • 1DPC 2R max speed 3866 MHz
    
    
    
    
  
  
  
  


• Dual channel memory architecture


• Supports non-ECC UDIMM memory


• Supports ECC UDIMM memory (non-ECC mode)


• Supports un-buffered memory

1.  Please refer www.msi.com for more information on compatible memory.

EXPANSION SLOT

• 1x PCIe x16 slot (PCI_E2)
  
  
  
  • B550M PRO supports PCIe 4.0/3.0 ¹
  
  
  
  


• 2x PCIe 3.0 x1 slots

1.  The supported specification depends on installed processor.

ONBOARD GRAPHICS

• 1x VGA port, supports a maximum resolution of 2048x1536@50Hz, 2048x1280@60Hz, 1920x1200@60Hz²


• 1x .2.1, supports a maximum resolution of 4096x2160@60Hz ¹²


• 1x DisplayPort, supports a maximum resolution of 4096x2160 @60Hz²


• Maximum shared memory of 2048 MB

1.  Graphics specifications may vary depending on the CPU installed.


2.  Available for the processor with integrated graphics.

STORAGE

AMD B550 Chipset

• 4x SATA 6Gb/s ports


• 1x M.2 slot (Key M) (from AMD Processor)
  
  
  
  • B550M PRO Supports PCIe 4.0/ 3.0 x4 ¹
  
  
  • Supports SATA 6Gb/s
  
  
  • Supports 2242/ 2260/ 2280 storage devices
  
  
  
  

1.  The supported specification depends on installed processor.

RAID

• Supports RAID 0, RAID 1 and RAID 10 for SATA storage devices

USB

AMD B550 Chipset

• 2x USB 3.2 Gen 1 5Gbps ports (2 ports are available through the internal USB 3.2 Gen 1 5Gbps connector)


• 6x USB 2.0 ports (2 Type-A ports on the back panel, 4 ports through the internal USB 2.0 connectors)

AMD Processor

• 4x USB 3.2 Gen 1 5Gbps Type-A ports on the back panel

AUDIO

Realtek^® ALC892 Codec

• 7.1-Channel High Definition Audio

LAN

• 1x Realtek^® RTL8111H LAN controller

INTERNAL CONNECTORS

• 1x 24-pin ATX main power connector


• 1x 8-pin ATX 12V power connector


• 4x SATA 6Gb/s connectors


• 1x Serial port connector


• 1x M.2 slot (M-Key)


• 1x USB 3.2 Gen 1 5Gbps connector (supports additional 2 USB 3.2 Gen 1 5Gbps ports)


• 2x USB 2.0 connectors (supports additional 4 USB 2.0 ports)


• 1x 4-pin CPU fan connector


• 1x 4-pin system fan connector


• 1x Front panel audio connector


• 2x System panel connectors


• 1x Chassis Intrusion connector


• 1x 4-pin RGB LED connector


• 1x 3-pin RAINBOW LED connector


• 1x TPM module connector


• 1x Clear CMOS jumper

BACK PANEL PORTS

1. VGA


2. Keyboard / Mouse


3. LAN port


4. .


5. DisplayPort


6. USB 2.0 Ports


7. USB 3.2 Gen 1 5Gbps Type-A


8. USB 3.2 Gen 1 5Gbps Type-A


9. Audio Connectors

DIMENSIONS

• M-ATX Form Factor


• 9.6 in. x 8.3 in. (24.4 cm x 21 cm)

MOUNTING

6 mounting holes

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