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MSI B550M-A PRO Motherboard

B550M-A PRO


  • 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
  • Supports DDR4 Memory, up to 4600(OC) MHz
  • Lightning Fast Experience: PCIe 4.0, Lightning Gen4 x4 M.2
  • 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.  

 

Specification

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

Internal Connectors

1x 24-pin ATX main power connector

1x 4-pin ATX 12V power connector

4x SATA 6Gb/s connectors

1x M.2 slots (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 connectors

1x Front panel audio connector

2x System panel connectors

1x Chassis Intrusion connector

1xTPM module connector

1x Clear CMOS jumper

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

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

Expansion Slots

1x PCIe 3.0 x1 slot 1

1x PCIe 4.0/3.0 x16 slot

The supported specification depends on installed processor

Onboard Graphics

1x HDMI 1.4 port, supports a maximum resolution of 4096x2160 @60Hz12
Support for HDMI™ 1.4 version, HDCP 1.4 & 2.3

1x DVI-D port, supports a maximum resolution of [email protected]1

Maximum shared memory of 16 GB

Available for the processor with integrated graphics.

Graphics specifications may vary depending on the CPU installed.

Storage

AMD B550 Chipset

4x SATA 6Gb/s ports

1x M.2 slot (Key M) (from AMD Processor)

Supports PCIe 4.0/ 3.0 1

Supports SATA 6Gb/s

Supports 2242/ 2260/ 2280 storage devices

The supported specification depends on installed processor.

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

USB

AMD B550 Chipset

2x USB 3.2 Gen 1 5Gbps 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

LAN

1x Realtek® RTL8111H Gigabit LAN controller

Audio

Realtek® ALC892/ALC897 Codec

7.1-Channel High Definition Audio

Back Panel Ports

LAN port

HDMI

DVI-D

Keyboard / Mouse

USB 3.2 Gen 1 5Gbps Type-A

USB 3.2 Gen 1 5Gbps Type-A

USB 2.0 Ports

Audio Connectors

Dimensions

Micro-ATX Form Factor

9.3 in. x 7.9 in. (23.6 cm x 20 cm)

Mounting

8 mounting holes

Warranty

3 Years

Note*

Price, feature and specifications are subject to change without notice

 

 

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