MSI AMD B550 MAG Tomahawk ATX Motherboard (AM4)

MAG B550 TOMAHAWK

Core Boost Technology
An optimized power circuit layout is ready to unleash maximum performance.

6 layer PCB
6 layer PCB improves signal transmission for high performance capabilities across the motherboard.

2oz Thickened Copper PCB
An enhanced PCB material design with 2oz thickened copper increases conductivity, improving heat dissipation and high-performance reliability.

Digital PWM
A selection of the highest quality power delivery components lets the system run reliably even under extreme conditions.

PCIe Steel Armor
Reinforced and shielded PCIe slots for strength and stability.

Extended Heatsink
Larger heatsink design for cooling and performance.

M.2 Shield Frozr
Sustain maximum high-speed M.2 SSD data transfer with M.2 SHIELD FROZR and prevent SSD thermal throttling.

Pump Fan Support
Control watercooling pump speeds for flowrate and noise control.

Heatsinks with 7W/mK Thermal Pad
7W/mK thermal pad provides better heat transfer to the heatsink.

2.5G plus Gigabit LAN
Onboard 2.5G & Gigabit Ethernet LAN with gaming LAN manager.

Turbo USB
Featuring TURBO USB 3.2 GEN2 10Gbps with reversible Type-C connector.

DDR4 Boost
The memory circuit design has been optimized on a reserved section of the motherboard fully isolated from other circuits.

Lightning Gen 4 Solution
Transfer data lightning fast across Gen 4 PCI-E and M.2 with up to 64GB/s bandwidth.

THERMAL SOLUTION FOR HIGH PERFORMANCE MULTI CORE PROCESSORS
An extended PWM heatsink and efficient circuit design keep temperatures in check and let the CPU power delivery system sustain extreme performance.

TWIN TURBO M.2 AND M.2 SHIELD FROZR
Sustain maximum M.2 SSD data transfer with M.2 SHIELD FROZR. Prevent SSD thermal throttling with a heatsink that extends across the motherboard.

10 + 2 + 1 DUET RAIL POWER SYSTEM
Unleash and sustain maximum performance with an aggressive VRM design built to supply stable and steady power delivery.

- 10 phase Duet Rail CPU Power System / Smart Power Stage 60A
- 2 phase SOC Power
- 1 phase APU Power
- Digital PWM IC

PCB WITH 2OZ THICKENED COPPER
An enhanced PCB material design with 2oz thickened copper increases conductivity, improving heat dissipation and high-performance reliability.

LIGHTNING GEN 4 SOLUTION
Strike fast with MSI Lightning Gen 4 PCI-E. Attach ultra fast PCI-E 4.0 devices and enjoy up to 64GB/s unidirectional transfer bandwidth.

CUSTOMIZE YOUR GAMING RIG
Personalize your PC with RGB LED lighting capable of 16.8 million colors with dynamic effects through the Mystic Light APP.

 - Customize colors
 - Customize effects

DUAL LAN WITH 2.5G LAN
MAG B550 TOMAHAWK features high-bandwidth and low-latency 2.5G and Gigabit LAN for demanding creators and power users. Onboard 2.5Gbps connectivity provides incredible data transfer speed faster than ever before. MSI LAN Manager automatically classifies and prioritizes the latency-sensitive for your applications, giving you the best online experience with low latency.

CORE BOOST
Core Boost combines a reserved zone of optimized circuits and premium power delivery components to create a highly efficient power system capable of precise current output to the CPU.

UNMATCHED MEMORY PERFORMANCE
MSI takes memory stability and performance to the extreme. The memory circuit layout has been optimized for reliability and tested extensively in partnership with major memory manufacturers for compatibility.

MULTIPLE GPU SUPPORTS AND STEEL ARMOR
MAG B550 TOMAHAWK supports AMD CrossFire multi GPU technology. PCI-E slot placements provide optimal airflow for graphics card cooling. MSI PCI Express Steel Armor slots are secured to the motherboard with extra solder points and support the weight of heavy graphics cards. When every advantage counts, Steel Armor shields the point of contact from electromagnetic interference.

AMPLIFY YOUR GAME WITH AUDIO BOOST
Like a dedicated sound card, Audio Boost offers an HD audio processor, dedicated amplifier and high quality audio capacitors, all physically isolated from the rest of the motherboard circuitry to ensure the purest audio signal to locate enemies with pin-point accuracy.

General

Brand:	MSI
Series:	MAG
Categories:	Computers > Components > Motherboards > AMD > AM3 Computers > Components > Motherboards > AMD > AM4
LSN:	XW4-2TV-FPD-7
Barcode:	4719072728625

Warranty

Warranty:

36 Months Limited

Supported CPU

CPU Socket Type:	AM4
CPU Type:	Desktop

Chipset

Chipset:	B550
Chipset Family:	Ryzen

Memory

Channels Supported:	Dual Channel
Memory Specifications:	4 x DDR4 memory slots, support up to 128GB Supports DDR4 1866/ 2133/ 2400/ 2667/ 2800/ 2933/ 3000/ 3066/ 3200 MHz by JEDEC Supports DDR4 2667/ 2800/ 2933/ 3000/ 3066/ 3200/ 3466/ 3600/ 3733/ 3866/ 4000/ 4133/ 4266/ 4400/ 4533/ 4600/ 4733/ 4800/ 4866/ 5000/ 5100+ MHz by A-XMP OC MODE 1DPC 1R max speed 5100 MHZ 1DPC 2R max speed 3866 MHZ 2DPC 1R max speed 4000 MHZ 2DPC 2R max speed 3600 MHZ Dual channel memory architecture Supports non-ECC UDIMM memory Supports ECC UDIMM memory Supports un-buffered memory Please refer www.msi.com for more information on compatible memory.
Memory Standard:	DDR4
Number of Memory Slots:	4

Onboard

Audio Chipset:	Realtek® ALC1200 / ALC1220P Codec 7.1-Channel High Definition Audio Supports S/PDIF output
EPS Power Connector (8-Pin):	1 x 8-pin + 1 x 4-pin (both required for power)
Internal I/O Connections:	1x 24-pin ATX main power connector • 1x 8-pin ATX 12V power connector • 6x SATA 6Gb/s connectors • 2x M.2 slots (M-Key) • 1x USB 3.2 Gen 1 5Gbps Type-C port • 1x USB 3.2 Gen 1 5Gbps connector (supports additional 2 USB 3.2 Gen 1 5Gbps ports) • 2x USB 2.0 connectors (supports additional 4 USB 2.0 ports) • 1x 4-pin CPU fan connector • 1x 4-pin water-pump fan connector • 6x 4-pin system fan connectors • 1x Front panel audio connector • 2x System panel connectors • 1x Chassis Intrusion connector • 2x 4-pin RGB LED connectors • 2x 3-pin RAINBOW LED connectors • 1x TPM module connector • 1x Clear CMOS jumper
SATA:	6 x SATA 6Gb/s connectors
Storage Specifications:	AMD B550 Chipset 6x SATA 6Gb/s ports 2x M.2 slots (Key M) M2_1 slot (from AMD Processor) Supports PCIe 4.0/ 3.0 x4 * Supports SATA 6Gb/s Supports 2242/ 2260/ 2280/ 22110 storage devices M2_2 slot (from AMD B550 chipset) Supports PCIe 3.0x4 Supports 2242/ 2260/ 2280 storage devices * The supported specification depends on installed processor.
USB Ports:	AMD B550 Chipset 3x USB 3.2 Gen 1 5Gbps ports (1 Type-C internal connector, and 2 ports are available through the internal USB 3.2 Gen 1 5Gbps connector) 6x USB 2.0 ports (2 Type-A ports on the back panel, 4 ports through the internal USB 2.0 connectors) AMD Processor 2x USB 3.2 Gen 2 10Gbps ports (1 Type-C port and 1 Type-A port on the back panel) 2x USB 3.2 Gen 1 5Gbps Type-A ports on the back panel

Expansion Slots

M2 Slots:	2
PCI Express Configuration:	1x PCIe 4.0/ 3.0 x16 slot (PCI_E1)* 1x PCIe 3.0 x16 slot (PCI_E3), supports x4 speed 2** 2x PCIe 3.0 x1 slots * The supported specification depends on installed processor. ** When installing devices in M.2_2, PCI_E2 & PCI_E3 slots at the same time, PCI_E3 slot will be unavailable, and M2_2 slot only supports PCIe x2.
SLI / Crossfire Support:	Supports AMD 2-Way CrossFireX™ Technology

Rear Panel Ports

Audio Ports:	5
DisplayPort:	1
HDMI:	1
Rear I/O Connections:	PS/2 Combo Port • DisplayPort • 2.5G LAN Port • 10G LAN Port • 5 x HD Audio Connectors • Flash BIOS Button • 2 x USB 2.0 Port • HDMI Port • 2x USB 3.2 Gen 1 5Gbps (Type-A) • 2x USB 3.2 Gen 2 10Gbps (Type-A + Type-C) • Optical S/PDIF OUT

BIOS

Clear BIOS Button:

Yes

Networking

Bluetooth:	No
Lan Chipset:	1x Realtek® RTL8125B 2.5Gbps LAN controller • 1x Realtek® RTL8111H 1Gbps LAN controller

Package Contents

Package Contents:

MSI MAG B550 Tomahawk AM4 ATX Motherboard – Black x1 • SATA cables x2 • Driver DVD x1 • User Manual x1 • Quick Install Guide x1

Physical Specification

Form Factor:

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, up to 5100+(OC) MHz.
• Lightning Fast Game experience: PCIe 4.0, Lightning Gen 4 x4 M.2 with M.2 Shield Frozr, AMD Turbo USB 3.2 Gen 2.
• Premium Thermal Solution: Extended Heatsink Design 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.
• Enhanced Power Design: 10+2+1 Duet Rail Power System, Digital PWM, Core Boost, DDR4 Boost.
• Latest Network Solution: Onboard 2.5G LAN plus Gigabit LAN with LAN Manager deliver the best online experience without lag.
• Mystic Light: 16.8 million colors / 29 effects controlled in one click. Mystic Light Extension supports RGB and RAINBOW LED strip.
• Pre-installed I/O Shielding: Better EMI protection and more convenience for installation.
• Audio Boost: Reward your ears with studio grade sound quality for the most immersive gaming experience.
• Multi-GPU: With Steel Armor PCI-E slots. Supports 2-Way AMD Crossfire™.

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