MSI B550M-A PRO User Manual

13
 

These connectors allow you to connect USB 3.2 Gen1 ports on the front panel.
1
10
11
20
1 Power 11 USB2.0+
2 USB3_RX_DN 12 USB2.0-
3 USB3_RX_DP 13 Ground
4 Ground 14 USB3_TX_C_DP
5 USB3_TX_C_DN 15 USB3_TX_C_DN
6 USB3_TX_C_DP 16 Ground
7 Ground 17 USB3_RX_DP
8 USB2.0- 18 USB3_RX_DN
9 USB2.0+ 19 Power
10 NC 20 No Pin


Note that the Power and Ground pins must be connected correctly to avoid possible
damage.

These connectors allow you to connect USB 2.0 ports on the front panel.
1
2 10
9
1 VCC 2 VCC
3 USB0- 4 USB1-
5 USB0+ 6 USB1+
7 Ground 8 Ground
9 No Pin 10 NC


 Note that the VCC and Ground pins must be connected correctly to avoid possible
damage.
 In order to recharge your iPad,iPhone and iPod through USB ports, please install
MSI® SUPER CHARGER software.

MSI B550M-A PRO Specifications

General

Processor socket	Socket AM4
Processor manufacturer	AMD
Compatible processor series	AMD Ryzen 3 3rd Gen, AMD Ryzen 5 3rd Gen
Maximum number of SMP processors	1
Maximum internal memory supported by processor	64 GB
ECC	Yes
Memory channels	Dual-channel
Memory slots type	DIMM
Number of memory slots	2
Supported memory types	DDR4-SDRAM
Supported memory clock speeds	1866, 2133, 2400, 2667, 2800, 2933, 3000, 3066, 3200, 3466, 3600, 3733, 3866, 4000, 4133, 4266, 4400, 4600 MHz
Supported memory module capacities	4GB, 8GB, 16GB, 32GB
RAID levels	0, 1, 10
Number of HDDs supported	4
Supported storage drive types	HDD & SSD
Supported storage drive interfaces	M.2, SATA III
DirectX version	12.0
Maximum resolution	4096 x 2160 pixels
Parallel processing technology support	-
USB 3.2 Gen 2 (3.1 Gen 2) connectors	0
USB connector type	USB Type-A
USB 2.0 ports quantity	USB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.
Wi-Fi	No
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
Windows operating systems supported	Windows 10 x64
BIOS type	UEFI AMI
Cables included	SATA

Weight and Dimensions

Depth	200 mm
Width	236 mm