MotherboardsMSI
MSI AMD B550 MPG GAMING PLUS PCIe 4.0 ATX Motherboard
MPN: MPG B550 GAMING PLUS
Key specifications
SocketAM4
Form factorATX
ChipsetAMD B550
Memory typeDDR4
M.2 slots2
Max Memory128 GB
Full Specifications58 fields
Additional Information
Model Number
MPG B550 GAMING PLUS
Gtin
4719072731885
Additional Specifications
Water Cooled
No
Cooling
Passive Heatsinks
Qpi Speed
N/A
Dimensions
305 x 244 mm
Note
-
Colour
Primary Colour
Black
Core Specifications
Edition
MPG B550 GAMING PLUS
Form Factor
ATX
Socket
AM4
Chipset
AMD B550
CPU
Cpu Manufacturer
AMD
Dimensions
Length Depth
305 mm
Width
244 mm
Expansion Slots
Pcie 4 0 X16 Mechanical Slot
1
Pcie 3 0 X16 Mechanical Slot
2
Pcie 3 0 X1 Mechanical Slot
2
External Connectivity
Network Interface Type
Wired Gigabit LAN (10/100/1000)
Network Chip Modules
1 x Realtek RTL8111H (Gigabit LAN)
Rear I O Connectors
1 x 10/100/1000 (LAN)
1 x Central Speaker Out
1 x DisplayPort
1 x Flash BIOS Button
1 x HDMI
1 x Line In
1 x Line Out
1 x Mic-In
1 x PS/2 Keyboard/Mouse Combo
1 x Rear Speaker Out
1 x S/
PDIF-Out (Optical)
4 x USB 2.0
3 x USB 3.2 Gen2 Type-A
1 x USB 3.2 Gen2 Type-C
External Ports
Usb 3 2 External Type C
2
Usb 2 0 External Type A
4
Display Connectors
HDMI (1x), Display Port (1x)
Fan Header
3 Pin Fan Connectors
2
4 Pin Fan Connectors
9
Form Factor
Motherboard Formfactor
ATX
Graphics Support
Primary Gpu Interface
PCIe 4.0 (x16)
Nvidia Sli Support
Not Supported
Amd Crossfire Support
2-Way CrossFire
Integrated Graphics
-
On Board Graphics Connectors
DisplayPort
HDMI
Internal Connectivity
Expansion Slots
1 x M.2, 22-42/60/80, PCIe Gen3x4
1 x M.2, 22-42/60/80/
110, PCIe Gen4x4/SATA
2 x PCIe 3.0 x1
1 x PCIe 3.0 x16
1 x PCIe 4.0 x16
Sata Support
N/A
Raid Support Via
-
Storage Mode Support
RAID 0
RAID 1
RAID 10
Internal I O
1 x 24-pin (Power)
2 x 3-pin RAINBOW LED connector
6 x 4-pin CHA_FAN connector
1 x 4-pin CPU Fan Connector
1 x 4-pin RGB LED connector
1 x 4-pin Water Pump Connector
1 x 8-pin (Power)
1 x Chassis Intrusion connector
1 x Clear CMOS jumper
1 x Front Panel Audio Header
6 x SATA III - 6Gb/s
2 x System panel connector
1 x TPM Header
2 x USB 2.0 Header
1 x USB 3.2 Gen1 Header
1 x USB 3.2 Gen1 Type-C Front Panel Header
Internal Ports
Cpu Power Supply
1x 8-Pin
Lighting
Lighting Rgb
Yes
Lighting Colour
RGB
Memory
Max Memory
128 GB
Memory Slots
4x
Motherboard
Motherboard Chipset
AMD B550
Multi
Gpu Multi Gpu Standard
AMD CrossFire (2-Way)
RAM Memory Support
Memory Type
DDR4
Memory Channel
Dual (2)
Memory Type Ecc
ECC/Non-ECC
Memory Type R U
UDIMM (Unbuffered)
Memory Speed Mhz
DDR4 - 1866
DDR4 - 2133
DDR4 - 2400
DDR4 - 2667
DDR4 - 2800
DDR4 - 2800(OC)
DDR4 - 2933
DDR4 - 2933(OC)
DDR4 - 3000
DDR4 - 3000(OC)
DDR4 - 3066
DDR4 - 3066(OC)
DDR4 - 3200
DDR4 - 3200(OC)
DDR4 - 3466(OC)
DDR4 - 3600(OC)
DDR4 - 3733(OC)
DDR4 - 3866(OC)
DDR4 - 4000(OC)
DDR4 - 4133(OC)
DDR4 - 4266(OC)
DDR4 - 4400+(OC)
Max Memory Capacity
128GB
Storage Ports
M 2 Pcie 3 0 X4
1
M 2 Pcie 4 0 X4
1
Sata 6g Internal
6
Wi
Fi Lan Lan Ports
1x 1 Gbit/s
General
Audio
Realtek ALC892 7.1 HD Audio
Best indexed price
£99.98GBP
Indexed 25 May 2026 — verify at retailer
