MSI MEG B550 UNIFY-X User Manual

2
Quick Start
Safety Information
∙ The components included in this package are prone to damage from electrostatic
discharge (ESD). Please adhere to the following instructions to ensure successful
computer assembly.
∙ Ensure that all components are securely connected. Loose connections may cause
the computer to not recognize a component or fail to start.
∙ Hold the motherboard by the edges to avoid touching sensitive components.
∙ It is recommended to wear an electrostatic discharge (ESD) wrist strap when
handling the motherboard to prevent electrostatic damage. If an ESD wrist strap is
not available, discharge yourself of static electricity by touching another metal object
before handling the motherboard.
∙ Store the motherboard in an electrostatic shielding container or on an anti-static
pad whenever the motherboard is not installed.
∙ Before turning on the computer, ensure that there are no loose screws or metal
components on the motherboard or anywhere within the computer case.
∙ Do not boot the computer before installation is completed. This could cause
permanent damage to the components as well as injury to the user.
∙ If you need help during any installation step, please consult a certified computer
technician.
∙ Always turn off the power supply and unplug the power cord from the power outlet
before installing or removing any computer component.
∙ Keep this user guide for future reference.
∙ Keep this motherboard away from humidity.
∙ Make sure that your electrical outlet provides the same voltage as is indicated on
the PSU, before connecting the PSU to the electrical outlet.
∙ Place the power cord such a way that people can not step on it. Do not place
anything over the power cord.
∙ All cautions and warnings on the motherboard should be noted.
∙ If any of the following situations arises, get the motherboard checked by service
personnel:
▪ Liquid has penetrated into the computer.
▪ The motherboard has been exposed to moisture.
▪ The motherboard does not work well or you can not get it work according to user
guide.
▪ The motherboard has been dropped and damaged.
▪ The motherboard has obvious sign of breakage.
∙ Do not leave this motherboard in an environment above 60°C (140°F), it may damage
the motherboard.

MSI MEG B550 UNIFY-X Specifications

General

Processor socket	Socket AM4
Processor manufacturer	AMD
Compatible processor series	AMD Ryzen 3, AMD Ryzen 5, AMD Ryzen 7, AMD Ryzen 9 3rd Gen
Non-ECC	Yes
Memory channels	Dual-channel
Memory slots type	DIMM
Number of memory slots	2
Supported memory types	DDR4-SDRAM
Maximum internal memory	64 GB
Supported memory clock speeds	5800, 5300, 1866, 2133, 2400, 2667, 2800, 2933, 3000, 3066, 3200, 3466, 3600, 3733, 3866, 4000, 4133, 4266, 4400, 4600, 4733, 4800, 4866, 5000, 5100 MHz
RAID levels	0, 1, 10
Number of storage drives supported	10
Supported storage drive interfaces	M.2, SATA III
DirectX version	12.0
Maximum resolution	4096 x 2160 pixels
Maximum graphics card memory	16384 MB
Parallel processing technology support	2-Way CrossFireX
Number of SATA II connectors	0
Number of SATA III connectors	6
USB 3.2 Gen 2 (3.1 Gen 2) connectors	1
Headphone outputs	5
USB connector type	USB Type-A, USB Type-C
USB 2.0 ports quantity	4
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity	3
LAN controller	Realtek RTL8125B
Wi-Fi standards	802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax)
Bluetooth version	5.1
Top Wi-Fi standard	Wi-Fi 6 (802.11ax)
WLAN controller model	Intel Wi-Fi 6 AX200
Ethernet interface type	2.5 Gigabit Ethernet
Audio chip	Realtek ALC1220P
Component for	PC
Motherboard chipset	AMD B550
PC health monitoring	FAN, Temperature
Audio output channels	7.1 channels
Motherboard form factor	ATX
Windows operating systems supported	Windows 10 x64
BIOS type	UEFI AMI
ACPI version	6.1
BIOS memory size	256 Mbit
System Management BIOS (SMBIOS) version	2.8
Cables included	SATA
Harmonized System (HS) code	84733020
Weight	1000 g

Weight and Dimensions

Depth	244 mm
Width	304 mm
Height	65 mm