MSI MEG B550 Unify-X Motherboard

MSI MEG B550 Unify-X AMD AM4 DDR4 PCIe 4.0 Dual M.2 USB 3.2 Gen 2 HDMI Wi-Fi 6 AX ATX

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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

Specifications Overview

Model	MEG B550 UNIFY-X 7D13-007R
Release Date	December 2020 * First availability for purchase, it may not correspond to the actual market launch date.
Socket	AM4
Form factor	ATX
Chipset	AMD B550
Supported Memory	DDR4 1866Mhz 2133Mhz 2400Mhz 2666Mhz 2800Mhz 2933Mhz 3000Mhz 3200Mhz 3466Mhz 3600Mhz 3733Mhz 3866Mhz 4000Mhz 4133Mhz 4266Mhz 4400Mhz 4533Mhz 4600Mhz 4733Mhz 4800Mhz 4866Mhz 5000Mhz 5100Mhz View compatible RAM ► * High clock speeds may require enabling the XMP profile in the motherboard BIOS ** RAM support may also depend on the CPU memory controller
ECC RAM Support	No
Audio Chipset	Realtek ALC1220P Codec
Audio Channels	7.1-Channel High Definition Audio Supports S/PDIF output
LAN Chipset	Realtek RTL8125B
Max LAN Speed	10/100/1000/2500Mbps
SLI Support	No
CrossFire Support	Yes
RAID Support	Yes
Back Connect	No
Back I/O Ports	1 x HDMI 1 x LAN (RJ45) 1 x Optical S/PDIF Out 1 x PS/2 Keyboard/Mouse Combo 1 x USB 3.2 Gen 2 Type-C 3 x USB 3.2 Gen 2 Type-A 4 x USB 2.0/1.1 5 x Audio Jacks
Wireless LAN	Yes
Wi-Fi Generation	6
PCI-Express x16 Slots	2
PCI-Express x4 Slots	0
PCI-Express x1 Slots	2
SATA 6 Gbps Ports	6
SATA Express Ports	0
M.2 Ports	4
M.2 Devices support	2280 / 22110 - M Key 2280 - M Key 2280 / 22110 - M Key 2280 - M Key
RAM Slots	2
Maximum Supported RAM	64 GB
Onboard USB 2.0	2
Onboard USB 3.2 Gen 1	1
Onboard USB 3.2 Gen 2	1
Onboard USB 3.2 Gen 2x2	0

	Old Name	Current Name	Branding	Data Speed	Port
USB 2.0	USB 2.0	USB 2.0	Hi-Speed USB	480 Mbit/s	diverse
USB 3.0	USB 3.1 Gen 1	USB 3.2 Gen 1x1	SuperSpeed USB	5 Gbit/s	diverse
USB 3.1	USB 3.1 Gen 2	USB 3.2 Gen 2x1	SuperSpeed USB 10Gbps	10 Gbit/s	diverse
USB 3.2	USB 3.2 Gen 2x2	USB 4.0 Gen 2x2	USB4 20Gbps	20 Gbit/s	only USB-C
USB4	USB 4.0 Gen 3x2	USB4 1.0	USB4 40Gbps	40 Gbit/s	only USB-C
USB4v2	USB 4.0 Gen 4	USB4 2.0	USB4 80Gbps	80-120 Gbit/s	only USB-C