MSI B550M PRO User Manual

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UEFI BIOS
∙ System information - shows the CPU/ DDR speed, CPU/ MB temperature, MB/ CPU
type, memory size, CPU/ DDR voltage, BIOS version and build date.
∙ Boot device priority bar - you can move the device icons to change the boot priority.
The boot priority from high to low is left to right.
∙ Component Information - click on the CPU, Memory, Storage, Fan Info and Help
buttons to show the information of connected component.
∙ Function buttons - enable or disable these functions by clicking on these buttons.
The function is enabled when the button shows ON .
⚠
Important
The function buttons will vary with the motherboard you purchased.
∙ M-Flash - click on this button to enter the M-Flash menu that provides the way to
update BIOS with a USB flash drive.
∙ Hardware Monitor - click on this button to enter the Hardware Monitor menu that
allows you to manually control the fan speed by percentage.
∙ Favorites - click on this button or press the F3 key to show the Favorites window.
It provides 5 menus for you to create personal BIOS menu where you can save and
access favorite/ frequently-used BIOS setting items.

MSI B550M PRO Specifications

General

Wi-Fi	No
Ethernet LAN	Yes
LAN controller	Realtek RTL8111H
Ethernet interface type	Gigabit Ethernet
Audio chip	Realtek ALC892 / Realtek ALC897
Component for	PC
Motherboard chipset	AMD B550
Audio output channels	7.1 channels
Motherboard form factor	micro ATX
Number of mounting holes	6
Motherboard chipset family	AMD
Cables included	SATA
BIOS type	-
DVI-D ports quantity	0
USB 2.0 ports quantity	2
Ethernet LAN (RJ-45) ports	1
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	4
RAID levels	0, 1, 10
Supported storage drive types	HDD & SSD
Supported storage drive interfaces	SATA III
Maximum resolution	4096 x 2160 pixels
Parallel processing technology support	Not supported
Memory channels	Dual-channel
Memory slots type	DIMM
Supported memory types	DDR4-SDRAM
Maximum internal memory	64 GB
Supported memory clock speeds	1866, 2133, 2400, 2667, 2800, 2933, 3000, 3066, 3200, 3466, 3600, 3733, 3866, 4000, 4133, 4266, 4400, 4600 MHz
Processor socket	Socket AM4
Compatible processor series	AMD Ryzen 3, AMD Ryzen 5, AMD Ryzen 7, AMD Ryzen 9 3rd Gen
Harmonized System (HS) code	84733020

Weight and Dimensions

Width	244 mm