- General Information
- Manufacturer
- MSI
- Manufacturer Website Address
- http://www.msi.com
- Brand Name
- MSI
- Product Series
- PRO
- Product Type
- Desktop Motherboard
MSI B550M-A PRO helps users work smarter by delivering an efficient and productive experience. Featuring stable functionality and high-quality assembly, PRO series motherboards provide not only optimized professional workflows but also less troubleshooting and longevity.
- Warranty
- Limited Warranty
- 3 Year
- Processor & Chipset
- Chipset Manufacturer
- AMD
- Chipset Model
- B550
- Total Processor Supported
- 1
- Processor Socket
- Socket AM4
- Processor Supported
- Ryzen 3
- Ryzen 5
- Ryzen 7
- Ryzen 9
- Ryzen 3 PRO
- Ryzen 5 Pro
- Ryzen 7 PRO
- Memory
- Number of Memory Slots
- 2
- Memory Form Factor
- DIMM
- UDIMM
- Maximum Memory Supported
- 64 GB
- Memory Technology
- DDR4 SDRAM
- Memory Speed Supported
- 1866 MHz
- 2133 MHz
- 2400 MHz
- 2667 MHz
- 2800 MHz
- 2933 MHz
- 3000 MHz
- 3066 MHz
- 3200 MHz
- 3466 MHz
- 3600 MHz
- 3733 MHz
- 3866 MHz
- 4000 MHz
- 4133 MHz
- 4266 MHz
- 4400 MHz
- 4600 MHz
- I/O Controller
- Controller Type
- Serial ATA/600
- RAID Supported
- Yes
- RAID Levels
- 0
- 10
- 1
- Video
- Onboard Video
- CPU Dependent Video
- Audio
- Audio Channels
- 7.1
- Network & Communication
- Gigabit Ethernet
- Yes
- I/O Expansions
- Number of Total Expansion Slots
- 2
- Total Number of PCI Express Slots
- 2
- Number of PCI Express x1 Slots
- 1
- Number of PCI Express x16 Slots
- 1
- Interfaces/Ports
- Total Number of USB Ports
- 6
- Number of USB 2.0 Ports
- 2
- Number of USB 3.2 Ports
- 4
- HDMI
- Yes
- DVI
- Yes
- Number of Network (RJ-45) Ports
- 1
- Onboard Interfaces
- Number of SATA Interfaces
- 4
- Number of M.2 Interfaces
- 1
- Total Number of Onboard USB Ports
- 6
- Number of Onboard USB 2.0 Ports
- 4
- Number of Onboard USB 3.2 Ports
- 2
- Physical Characteristics
- Form Factor
- Micro ATX
- Width
- 9.3"
- Depth
- 7.9"
- Miscellaneous
- Package Contents
- B550M-A PRO Desktop Motherboard
- Quick Installation Guide
- MSI Case Badge
- 2 x SATA Cables
- Product Registration Card
- I/o Shielding
- Dricer DVD
- Promotion Card
- Brand Compatibility
- AMD
- Country of Origin
- China
