MSI B550-A PRO Desktop Motherboard - AMD Chipset - Socket AM4 - ATX

General Information

Manufacturer: MSI
Manufacturer Part Number: B550APRO
Brand Name: MSI
Product Series: PRO
Product Model: B550-A PRO
Product Name: B550-A PRO Desktop Motherboard
Marketing Information:

PRO SERIES

PRO series 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.

Product Type: Desktop Motherboard

Processor & Chipset

Chipset Manufacturer: AMD
Total Processor Supported: 1
Processor Socket: Socket AM4
Processor Supported: Ryzen 3
Processor Supported: Ryzen 5
Processor Supported: Ryzen 7
Processor Supported: Ryzen 9

Memory

Number of Memory Slots: 4
Memory Form Factor: DIMM
Memory Form Factor: UDIMM
Maximum Memory Supported: 128 GB
Memory Technology: DDR4 SDRAM
Memory Speed Supported: 1866 MHz
Memory Speed Supported: 2133 MHz
Memory Speed Supported: 2400 MHz
Memory Speed Supported: 2667 MHz
Memory Speed Supported: 2800 MHz
Memory Speed Supported: 2933 MHz
Memory Speed Supported: 3000 MHz
Memory Speed Supported: 3066 MHz
Memory Speed Supported: 3200 MHz
Memory Speed Supported: 3466 MHz
Memory Speed Supported: 3600 MHz
Memory Speed Supported: 3733 MHz
Memory Speed Supported: 3866 MHz
Memory Speed Supported: 4000 MHz
Memory Speed Supported: 4133 MHz
Memory Speed Supported: 4266 MHz
Memory Speed Supported: 4400 MHz

I/O Controller

Controller Type: Serial ATA/600
RAID Supported: Yes
RAID Levels: 0
RAID Levels: 1
RAID Levels: 10

Video

Onboard Video: CPU Dependent Video

Audio

Audio Channels: 7.1

Network & Communication

Gigabit Ethernet: Yes

I/O Expansions

Number of Total Expansion Slots: 4
Total Number of PCI Express Slots: 4
Number of PCI Express x1 Slots: 2
Number of PCI Express x16 Slots: 2

Interfaces/Ports

Total Number of USB Ports: 8
Number of USB 2.0 Ports: 4
Number of USB 3.2 Ports: 4
HDMI: Yes
DisplayPort: Yes
Number of Network (RJ-45) Ports: 1

Onboard Interfaces

Number of SATA Interfaces: 6
Number of M.2 Interfaces: 2
Total Number of Onboard USB Ports: 7
Number of Onboard USB 2.0 Ports: 4
Number of Onboard USB 3.2 Ports: 3

Physical Characteristics

Form Factor: ATX
Width: 12"
Depth: 9.6"

Miscellaneous

Country of Origin: China

Warranty

Limited Warranty: 3 Year