MSI PRO B550M-P GEN3

CPU

Supports AMD Ryzen 5000 & 3000 Series desktop processors (not compatible with AMD Ryzen 5 3400G & Ryzen 3 3200G) and AMD Ryzen 4000 G-Series desktop processors

Chipset

AMD ® B550 Chipset

Memory

• 4x DDR4 memory slots, supporting up to 128GB*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+ MHz by A-XMP OC MODE
    
    
    
    • 1DPC 1R max speed 4400 MHz
    
    
    • 1DPC 2R max speed 3733 MHz
    
    
    • 2DPC 1R max speed 3866 MHz
    
    
    • 2DPC 2R max speed 3466 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.

See supported memory

Expansion Slot

• 1x PCIe 3.0 x16 slot (From CPU)


• 2x PCIe 3.0 x1 slots (From AMD B550 chipset)

Onboard Graphics

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


• 1x HDMI 1.4 port, supporting a maximum resolution of 4096x2160 @30Hz, 2560x1600 @60Hz 12


• 1x DVI-D port, supports a maximum resolution of 1920x1200 @60Hz 12


• Maximum shared memory of 16 GB

1. Available only on processors featuring integrated graphics.


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

SATA Ports

• 4x SATA 6Gb/s ports (From AMD B550 Chipset) 1

M. 2 SSD Slots

• 1x M. 2 slot (Key M)
  
  
  
  • M2_1 slot (From CPU)
    
    
    
    • Supports PCIe 3.0 x4
    
    
    • Supports SATA 6Gb/s
    
    
    • Supports 2242/ 2260/ 2280 storage devices
    
    
    
    
  
  
  
  

RAID

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

Audio

Realtek ® ALC897 Codec

• 7.1-Channel High Definition Audio

LAN

• 1x Realtek ® RTL8111H 1Gbps LAN controller

Power Connectors

• 1x 24-pin ATX main power connector


• 1x 8-pin ATX 12V power connector

Internal USB Connectors

• 1x USB 3.2 Gen 1 5Gbps connectors (From AMD B550 Chipset)
  
  
  
  • Supports additional 2 USB 3.2 Gen 1 5Gbps ports
  
  
  
  


• 2x USB 2.0 Type-A connectors (From AMD B550 Chipset)
  
  
  
  • Supports additional 4 USB 2.0 ports
  
  
  
  

Fan Connectors

• 1x 4-pin CPU fan connector


• 2x 4-pin system fan connectors

System Connectors

• 1x Front panel audio connector


• 2x System panel connectors


• 1x Chassis Intrusion connector


• 1x Serial port connector


• 1x Parallel port connector


• 1x TPM module connector

Jumpers

• 1x Clear CMOS jumper

LED Features

• 1x 4-pin RGB LED connector


• 4x EZ Debug LED

Back Panel Connectors

1. Keyboard / Mouse


2. VGA


3. USB 2.0


4. USB 3.2 Gen 1 5Gbps Type-A


5. LAN port


6. Audio connector


7. USB 2.0


8. DVI-D


9. HDMI


10. USB 3.2 Gen 1 5Gbps Type-A

I/O Controller

NUVOTON NCT6795D-M Controller Chip

Hardware Monitor

• CPU/ System/ Chipset temperature detection


• CPU/ System fan speed detection


• CPU/ System fan speed control

Form Factor

• m-ATX Form Factor


• 9.6 in. x 9.6 in. (24.4 cm x 24.4 cm)

BIOS Features

• 1x 256 Mb flash


• UEFI AMI BIOS


• ACPI 6.1, SMBIOS 2.8


• Multi-language

Software

• MSI Center