MSI MAG B550 TOMAHAWK User Manual

33
Overview of Components
24
131
12
ATX_PWR1
1 +3.3V 13 +3.3V
2 +3.3V 14 -12V
3 Ground 15 Ground
4 +5V 16 PS-ON#
5 Ground 17 Ground
6 +5V 18 Ground
7 Ground 19 Ground
8 PWR OK 20 Res
9 5VSB 21 +5V
10 +12V 22 +5V
11 +12V 23 +5V
12 +3.3V 24 Ground
5
4 1
8
CPU_PWR1
1 Ground 5 +12V
2 Ground 6 +12V
3 Ground 7 +12V
4 Ground 8 +12V
⚠
Important
Make sure that all the power cables are securely connected to a proper ATX power
supply to ensure stable operation of the motherboard.
CPU_PWR1, ATX_PWR1: Power Connectors
These connectors allow you to connect an ATX power supply.

MSI MAG B550 TOMAHAWK Specifications

General

Processor socket	Socket AM4
Processor manufacturer	AMD
Compatible processor series	AMD Ryzen 3 3rd Gen, AMD Ryzen 5 3rd Gen, AMD Ryzen 7 3rd Gen, AMD Ryzen 9 3rd Gen
Maximum number of SMP processors	1
S/PDIF out port	Yes
USB 2.0 ports quantity	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity	0
Wi-Fi	No
LAN controller	Realtek RTL8111H, Realtek RTL8125B
Ethernet interface type	2.5 Gigabit Ethernet, Gigabit Ethernet
Memory channels	Dual-channel
Memory slots type	DIMM
Number of memory slots	4
Supported memory types	DDR4-SDRAM
Maximum internal memory	128 GB
Supported memory clock speeds	1866, 2133, 2400, 2667, 2800, 2933, 3000, 3066, 3200, 3466, 3600, 3733, 3866, 4000, 4133, 4266, 4400, 4533, 4600, 4733, 5100 MHz
Audio chip	Realtek ALC1200
Component for	PC
Product color	Black
Motherboard chipset	AMD B550
Audio output channels	7.1 channels
Motherboard form factor	ATX
Number of mounting holes	9
Windows operating systems supported	Windows 10 x64
RAID levels	0, 1, 10
Supported storage drive types	HDD & SSD
Supported storage drive interfaces	SATA III
Maximum resolution	4096 x 2160 pixels
Maximum graphics card memory	16000 MB
Parallel processing technology support	2-Way CrossFireX
Number of SATA III connectors	6
BIOS type	UEFI AMI
Cables included	SATA
Harmonized System (HS) code	84733020
Weight	1000 g

Weight and Dimensions

Depth	244 mm
Width	305 mm
Height	86 mm