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MSI MPG B550 GAMING PLUS AM4 AMD B550 SATA 6Gb/s ATX AMD Motherboard

REFURBISHED Product Type
In stock. Limit 30 per customer.
Ships from United States.
  • AMD B550
  • Supports AMD Ryzen 5000 Series / 4000 G-Series / 3000 Series processors*
  • * Not compatible with AMD Ryzen 5 3400G & Ryzen 3 3200G.
  • DDR4 4400+ / 4266 / 4133 / 4000 / 3866 / 3733 / 3600 / 3466 / 3200 / 3066 / 3000 / 2933 / 2800 / 2667 by A-XMP OC MODE
  • DDR4 3200 / 3066 / 3000 / 2933 / 2800 / 2667 / 2400 / 2133 / 1866 by JEDEC
  • 1DPC 1R max speed 4400
  • 1DPC 2R max speed 3866
  • 2DPC 1R max speed 4000
  • 2DPC 2R max speed 3600
Specs
Reviews

Learn more about the MSI MPG B550 GAMING PLUS

Best Seller Ranking #26 in AMD Motherboards
Model
Brand MSI
Model MPG B550 GAMING PLUS
Supported CPU
CPU Socket Type AM4
CPU Type Supports AMD Ryzen 5000 Series / 4000 G-Series / 3000 Series processors*

* Not compatible with AMD Ryzen 5 3400G & Ryzen 3 3200G.
Chipsets
Chipset AMD B550
Memory
Number of Memory Slots 4x288pin (DDR4)
Memory Standard DDR4 4400+ / 4266 / 4133 / 4000 / 3866 / 3733 / 3600 / 3466 / 3200 / 3066 / 3000 / 2933 / 2800 / 2667 by A-XMP OC MODE
DDR4 3200 / 3066 / 3000 / 2933 / 2800 / 2667 / 2400 / 2133 / 1866 by JEDEC

1DPC 1R max speed 4400
1DPC 2R max speed 3866
2DPC 1R max speed 4000
2DPC 2R max speed 3600
Maximum Memory Supported 128GB
Channel Supported Dual Channel
ECC Supported Non-ECC
Buffer Supported Un-buffered
Expansion Slots
PCI Express 4.0 x16 1 x PCI Express 4.0 x16*

* Actual support may vary by CPU.
PCI Express 3.0 x16 1 x PCI Express 3.0 x16*

* When installing PCIe SSD in M.2_2, PCI_E3 slot will be unavailable.
PCI Express x1 2 x PCIe 3.0 x1
Storage Devices
SATA 6Gb/s 6 x SATA 6Gb/s
M.2 2 x M.2 slots (Key M):

M2_1 slot (from AMD Processor):
Supports PCIe 4.0/3.0 x4 *
Supports SATA 6Gb/s
Supports 2242/2260/2280/22110 storage devices

M2_2 slot (from AMD B550 chipset):
Supports PCIe 3.0 x4
Supports 2242/2260/2280 storage devices

* The supported specification depends on installed processor.
SATA RAID 0/1/10
Onboard Video
Onboard Video Chipset Supported only by CPU with integrated graphic
Onboard Audio
Audio Chipset Realtek ALC892/ALC897
Audio Channels 7.1 Channels
Onboard LAN
LAN Chipset Realtek RTL8111H
Max LAN Speed 10/100/1000Mbps
Rear Panel Ports
Back I/O Ports 1 x DisplayPort
1 x HDMI
1 x LAN (RJ45)
1 x Optical S/PDIF Out
5 x Audio Jacks
1 x PS/2 Keyboard/Mouse Combo
1 x USB 3.2 Gen 2 Type-A
1 x USB 3.2 Gen 2 Type-C
2 x USB 3.2 Gen 1
4 x USB 2.0/1.1
1 x Flash BIOS Button
Internal I/O Connectors
Onboard USB 1 x USB 3.2 Gen 1 5Gbps Type-C port
1 x USB 3.2 Gen 1 5Gbps connector (supports additional 2 USB 3.2 Gen 1 5Gbps ports)
2 x USB 2.0 connectors (supports additional 4 USB 2.0 ports)
Other Connectors 1 x 4-pin CPU fan connector
1 x 4-pin water-pump fan connector
6 x 4-pin system fan connectors
1 x Front panel audio connector
2 x System panel connectors
1 x Chassis Intrusion connector
1 x 4-pin RGB LED connector
2 x 3-pin RAINBOW LED connectors
1 x TPM module connector
1 x Clear CMOS jumper
Physical Spec
Form Factor ATX
LED Lighting RGB
Dimensions (W x L) 12.0" x 9.6"
Power Pin 1 x 24-pin ATX main power connector
1 x 8-pin ATX 12V power connector
Windows 11 Compatibility
Windows 11 Supported
Features
Features 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 4400(OC) MHz

Lightning Fast Game experience: PCIe 4.0, Lightning Gen 4 x4 M.2 with M.2 Shield Frozr, AMD Turbo USB 3.2 GEN 2

Enhanced Power Design: Core Boost, Digital PWM IC, 2oz Thickened Copper PCB, DDR4 Boost

Premium Thermal Solution: Extended Heatsink Design and M.2 Shield Frozr are built for high performance system and non-stop gaming experience

Pre-installed I/O Shielding: Better EMI protection and more convenience for installation

Flash BIOS Button with Optmized ClearCMOS Function: Simply use a USB key to flash any BIOS within seconds. Restore the BIOS to the default settings without any additional actions

Audio Boost: Reward your ears with studio grade sound quality
Additional Information
Date First Available April 19, 2021

Warranty & Returns

Warranty, Returns, And Additional Information

Warranty

  • Limited Warranty period (parts): 90 days
  • Limited Warranty period (labor): 90 days
  • Read full details

Return Policies

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