MSI MAG B550M Mortar AMD AM4 mATX Motherboard

AED625.00

  • Micro-ATX Form Factor
  • AMD B550 Chipset
  • Socket AM4
  • 4 x Dual-Channel DDR4-4400+ (OC)
  • 1 Year Warranty

Description

MSI MAG B550M Mortar AMD AM4 mATX Motherboard
  • AMD B550
  • Supports AMD Ryzen 5000 / 3000 Series processors
  • Supports AMD Ryzen 4000 G-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 3733
  • 2DPC 1R max speed 3866
  • 2DPC 2R max speed 3466
Model
BrandMSI
SeriesAM4 AMD Micro ATX Motherboard
ModelMAG B550M MORTAR
Supported CPU
CPU Socket Type AM4
CPU TypeSupports AMD Ryzen 5000 / 3000 Series processors
Supports AMD Ryzen 4000 G-Series processors

* Not compatible with AMD Ryzen 5 3400G & Ryzen 3 3200G.

Chipsets
Chipset AMD B550
Memory
Number of Memory Slots4×288pin
Memory StandardDDR4 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 3733
2DPC 1R max speed 3866
2DPC 2R max speed 3466

Maximum Memory Supported128GB
Channel Supported Dual Channel
ECC SupportedNon-ECC
Buffer SupportedUn-buffered
Expansion Slots
PCI Express 4.0 x161 x PCI Express 4.0 x16*

* Actual support may vary by CPU.

PCI Express 3.0 x16 1 x PCI Express 3.0 x16*

* Supports x4 mode.
* PCI_E4 will be unavailable when an M.2 SSD is installed in the M2_2 slot.

PCI Express x12 x PCIe 3.0 x1
Storage Devices
SATA 6Gb/s 6 x SATA 6Gb/s
M.22 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 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 RAID0/1/10
Onboard Video
Onboard Video Chipset Supported only by CPU with integrated graphic
Onboard Audio
Audio Chipset Realtek ALC1200/ALC1220P
Audio Channels 7.1 Channels
Onboard LAN
LAN ChipsetRealtek RTL8125B
Max LAN Speed10/100/1000/2500Mbps
Rear Panel Ports
Back I/O Ports1 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
2 x USB 2.0/1.1
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 Type-A
1 x Flash BIOS Button
Internal I/O Connectors
Onboard USB1 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 Connectors1 x 4-pin CPU fan connector
1 x 4-pin water-pump fan connector
3 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 FactorMicro ATX
LED LightingRGB
Dimensions (W x L)9.6″ x 9.6″
Power Pin1 x 24-pin ATX main power connector
1 x 8-pin ATX 12V power connector
Windows 11 Compatibility
Windows 11Supported
Features
FeaturesSupports AMD Ryzen 5000 & 3000 Series desktop processors (not compatible with AMD Ryzen 5 3400G & Ryzen 3 3200G) and AMD Ryzen 4000 G-Series desktop processorse

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

Premium Thermal Solution: Extended Heatsink Design with additional choke thermal pad rated for 7W/mk and PCB with 2oz thickened copper are built for high performance system and non-stop gaming experience

Enhanced Power Design: 8+2+1 Duet Rail Power System, Digital PWM, Core Boost, DDR4 Boost

2.5G LAN with LAN Manager: Upgraded network solution for professional and multimedia use. Delivers a secure, stable and fast network connection

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

Audio Boost: Reward your ears with studio grade sound quality for the most immersive gaming experience

Multi-GPU: With Steel Armor PCI-E slots. Supports 2-Way AMD Crossfire

Packaging
Package ContentsMotherboard, manual, accessories