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MSI MEG B550 UNIFY-X AM4 AMD B550 SATA 6Gb/s USB 3.0 ATX AMD Motherboard

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AMD B550
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
AMD Ryzen 4000 G-Series processors support DDR4 5300+ (Max. 5800)/ 5100/ 5000/ 4866/ 4800/ 4733/ 4600/ 4533/ 4400/ 4266/ 4133/ 4000/ 3866/ 3733/ 3600/ 3466/ 3200/ 3066/ 3000/ 2933/ 2800/ 2667 MHz by A-XMP OC MODE
3rd Gen AMD Ryzen processors supports DDR4 5100+/ 5000/ 4866/ 4800/ 4733/ 4600/ 4533/ 4400/ 4266/ 4133/ 4000/ 3866/ 3733/ 3600/ 3466/ 3200/ 3066/ 3000/ 2933/ 2800/ 2667 MHz by A-XMP OC MODE
Supports DDR4 3200/ 3066/ 3000/ 2933/ 2800/ 2667/ 2400/ 2133/ 1866 MHz by JEDEC
AMD Ryzen 4000 G-Series processors:
1DPC 1R max speed 5300 MHz (QVL), Max. 5800 MHz
1DPC 2R max speed 4266 MHz (QVL), Max. 4600 MHz
3rd Gen AMD Ryzen processors:
1DPC 1R max speed 5100 MHz (QVL), Max. 5300 MHz
1DPC 2R max speed 4260 MHz (QVL)

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AMD B550
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
AMD Ryzen 4000 G-Series processors support DDR4 5300+ (Max. 5800)/ 5100/ 5000/ 4866/ 4800/ 4733/ 4600/ 4533/ 4400/ 4266/ 4133/ 4000/ 3866/ 3733/ 3600/ 3466/ 3200/ 3066/ 3000/ 2933/ 2800/ 2667 MHz by A-XMP OC MODE
3rd Gen AMD Ryzen processors supports DDR4 5100+/ 5000/ 4866/ 4800/ 4733/ 4600/ 4533/ 4400/ 4266/ 4133/ 4000/ 3866/ 3733/ 3600/ 3466/ 3200/ 3066/ 3000/ 2933/ 2800/ 2667 MHz by A-XMP OC MODE
Supports DDR4 3200/ 3066/ 3000/ 2933/ 2800/ 2667/ 2400/ 2133/ 1866 MHz by JEDEC

AMD Ryzen 4000 G-Series processors:
1DPC 1R max speed 5300 MHz (QVL), Max. 5800 MHz
1DPC 2R max speed 4266 MHz (QVL), Max. 4600 MHz
3rd Gen AMD Ryzen processors:
1DPC 1R max speed 5100 MHz (QVL), Max. 5300 MHz
1DPC 2R max speed 4260 MHz (QVL)

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Number of Memory Slots	2x288pin (DDR4)
Memory Standard	AMD Ryzen 4000 G-Series processors support DDR4 5300+ (Max. 5800)/ 5100/ 5000/ 4866/ 4800/ 4733/ 4600/ 4533/ 4400/ 4266/ 4133/ 4000/ 3866/ 3733/ 3600/ 3466/ 3200/ 3066/ 3000/ 2933/ 2800/ 2667 MHz by A-XMP OC MODE 3rd Gen AMD Ryzen processors supports DDR4 5100+/ 5000/ 4866/ 4800/ 4733/ 4600/ 4533/ 4400/ 4266/ 4133/ 4000/ 3866/ 3733/ 3600/ 3466/ 3200/ 3066/ 3000/ 2933/ 2800/ 2667 MHz by A-XMP OC MODE Supports DDR4 3200/ 3066/ 3000/ 2933/ 2800/ 2667/ 2400/ 2133/ 1866 MHz by JEDEC AMD Ryzen 4000 G-Series processors: 1DPC 1R max speed 5300 MHz (QVL), Max. 5800 MHz 1DPC 2R max speed 4266 MHz (QVL), Max. 4600 MHz 3rd Gen AMD Ryzen processors: 1DPC 1R max speed 5100 MHz (QVL), Max. 5300 MHz 1DPC 2R max speed 4260 MHz (QVL)
Maximum Memory Supported	64GB
Channel Supported	Dual Channel

PCI Express 4.0 x16	1 x PCIe 4.0/3.0 x16 slot (PCI_E1) * * The supported specification depends on installed processor.
PCI Express 3.0 x16	1 x PCIe 3.0 x16 slot (PCI_E4), supports x4 speed * The PCI_E4 slot will be unavailable, when installing M.2 SSD into M2_4.
PCI Express x16	1 x PCI Express x16
PCI Express x1	2 x PCIe 3.0 x1 slots (PCI_E2 & PCI_E3) * The both PCIe x1 slots will be unavailable after you install the M.2 SSD into M2_2 slot in Chipset support mode (default mode).

Serial ATA (SATA)	6 x SATA 6Gb/s ports 1 2 1. The SATA5 port will be unavailable when installing M.2 SATA SSD into M2_3. 2. The SATA5 and SATA6 ports will be unavailable when installing M.2 PCIe SSD into M2_3.
M.2	4 x M.2 slots (Key M) M2_1 slot (from CPU): Supports PCIe 4.0/3.0 x4* Supports SATA 6Gb/s Supports 2280/22110 storage devices M2_2 slot: Chipset support mode (default, from Chipset ) - supports PCIe 3.0 x2 CPU support mode (From CPU) - supports PCIe 4.0/3.0 x4 * Supports 2280 storage devices M2_3 slot: Chipset support mode (default, from Chipset ) - supports PCIe 3.0 x2 CPU support mode (From CPU) - supports PCIe 4.0/3.0 x4 * Supports SATA 6Gb/s Supports 2280/22110 storage devices M2_4 slot: Supports PCIe 3.0 x4 Supports 2280 storage devices * M.2 specifications may vary depending on the CPU installed.
SATA RAID	0/1/10

Audio Chipset	Realtek ALC1220P Codec
Audio Channels	7.1-Channel High Definition Audio Supports S/PDIF output

LAN Chipset	Realtek RTL8125B
Max LAN Speed	2.5Gbps
Wireless LAN	Intel Wi-Fi 6 AX200 The Wireless module is pre-installed in the M.2 (Key-E) slot Supports MU-MIMO TX/RX, 2.4GHz/5GHz (160MHz) up to 2.4Gbps Supports 802.11 a/ b/ g/ n/ ac/ ax
Bluetooth	Supports Bluetooth 5.1

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MSI MEG B550 UNIFY-X AM4 AMD B550 SATA 6Gb/s USB 3.0 ATX AMD Motherboard

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CPU Socket Type	AM4
CPU Type	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

Onboard USB	1 x USB 3.2 Gen 2 10Gbps 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 connectors 2 x 3-pin RAINBOW LED connectors 1 x 3-pin CORSAIR LED connector 1 x TPM module connector 1 x Clear CMOS jumper 1 x Power button 1 x Reset button

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 2 x 8-pin ATX 12V power connector 1 x 6-pin PCIE power connector

Item#: 9SIC3DRKSH9323

Meet Your Seller

MSI MEG B550 UNIFY-X AM4 AMD B550 SATA 6Gb/s USB 3.0 ATX AMD Motherboard

Refurbished

Learn more about the MSI MEG B550 UNIFY-X

Customer Reviews of the MSI MEG B550 UNIFY-X

Warranty & Returns

Warranty, Returns, And Additional Information

Warranty

Return Policies

Manufacturer Contact Info