MSI Motherboard B550-A PRO

Specifications:

• Product Number: B550-APRO
  
• Chipset: AMD® B550 Chipset

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

Memory

• 4x DDR4 memory slots, support 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 4800 MHz
  
• 1DPC 2R max speed 3866 MHZ
  
• 2DPC 1R max speed 4000 MHZ
  
• 2DPC 2R max speed 3600 MHZ
  
• Dual channel memory architecture
  
• Supports non-ECC UDIMM memory
  
• Supports ECC UDIMM memory (non-ECC mode)
  
• Supports un-buffered memory

Onboard Graphics

• 1x HDMI™ 2.1 port, supports a maximum resolution of 4096x2160 @60Hz 1 2
  
• Support HDCP 1.4 & 2.3
  
• 1x DisplayPort, supports a maximum resolution of 4096x2160 @60Hz 1
  
• Maximum shared memory of 16 GB

Storage

• 6x SATA 6Gb/s ports
  
• 2x M.2 slots (Key M)
  
• M2_1 slot (from AMD Processor)
  
  • Supports PCIe 4.0/ 3.0 x4 1
    
  • Supports SATA 6Gb/s
    
  • Supports 2242/ 2260/ 2280/ 22110 storage devices
    
• M2_2 slot (from AMD B550 chipset)
  
  • Supports PCIe 3.0x4
    
  • Supports 2242/ 2260/ 2280 storage devices

RAID

• Supports RAID 0, RAID 1 and RAID 10 for SATA storage devices
  
• Supports RAID 0 and RAID 1 for M.2 NVMe storage devices

LAN

• 1x Realtek® 8111H Gigabit LAN controller

Audio

• 7.1-Channel High Definition Audio

Internal I/O

• 1x 24-pin ATX main power connector
  
• 1x 8-pin ATX 12V power connector
  
• 6x SATA 6Gb/s connectors
  
• 2x M.2 slots (M-Key)
  
• 1x USB 3.2 Gen 1 5Gbps Type-C port
  
• 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

Back panel ports

• Keyboard / Mouse
  
• DisplayPort
  
• LAN
  
• HD Audio Connectors
  
• Flash BIOS Button
  
• USB 2.0
  
• HDMI™
  
• USB 2.0
  
• USB 3.2 Gen 1 5Gbps Type-A
  
• USB 3.2 Gen 2 10Gbps Type-A+C

Dimensions

• ATX Form Factor
  12 in. x 9.6 in. (30.5 cm x 24.4 cm)