Product Specification

General

Brand : MSI

Model : MEG B550 UNIFY-X

Socket Type : AM4

Chipset : AMD B550

Form Factor : ATX

Memory Support

Memory Type : DDR4

RAM Quantity : 2 (Dual Channel)

Max Memory Support : 64 GB

Memory Pin : 288-Pin

Storage Expansion

SATA : 6 x SATA 6 Gb/s

M.2 : 2 x 2280/22110 M-key, 2 x 2280 M-key

RAID Support : Yes

I/O Slots

USB : 1 x USB 3.2 Gen 1, 1 x USB 3.2 Gen 2

PCIe Slots : 2 x PCIe x16, 2 x PCIe x1

Ethernet : 1 x 2.5 Gb/s

Wireless

Wireless Networking : Wi-Fi 6

MSI MEG B550 UNIFY-X AMD AM4, DDR4 Gaming Motherboard

(29 Total Review)

Product 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, Dual Channel 5300(OC) MHz+ (MAX5800)
Quadruple M.2 Connectors: Maximum onboard 4x M.2 slots, support the latest Gen 4 solution with up to 64GB/s bandwidth for maximum transfer speed
Extreme Power Design: Direct 14+2 phases with 90A Power Stage and dual CPU power connectors to unleash your true power
Premium Thermal Solution: Aluminum Cover 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

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Out of Stock · Last Checked At: Oct 30, 2026

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