Overview

  • Supports AMD Ryzen™ 5000 Series, 5000 G-Series, 4000 G-Series, and 3000 Series desktop processors
    Socket AM4
  • Supports DDR4 Memory, up to 5100+ MT/s (OC)
    4 x DDR4 memory slots, support up to 128GB 1; Support 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
  • AMD CrossFireX Graphics Support
    1x HDMI 2.1 port, supports a maximum resolution of 4096×2160 @60Hz 1 2; 1x DisplayPort, supports a maximum resolution of 4096×2160 @60Hz 1Maximum shared memory of 16GB.
  • Four 288-Pin DDR4 SDRAM DIMM Sockets
    Support up to 64GB of system memory.
  • Audio
    Realtek ALC897 Codec; 7.1-Channel High Definition Audio

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Specifications

Capacity & configuration

Memory Type Supported
DDR4
Memory Slot Type
288-pin DIMM

Dimensions & weight

Product Name
B550 TOMAHAWK WIFI (Socket AM4) AMD B550 ATX DDR4 Wi-Fi 6E Motherboard
Product Length
304.8 millimeters
Product Width
50.8 millimeters
Product Weight
5 ounces

Features

Brand
MSI
Color
Black
Chipset
AMD B550
Chipset Compatibility
AMD
Form Factor
ATX
Processor Socket
Socket AM4 (PGA 1331)
Processor Compatibility
AMD Ryzen 7 5000 Series
Operating System Compatibility
Windows 10
Number of PCI-E Slots
4
Number of M.2 Slots
2
Number Of PCI-E x16 Slots
2
Number Of PCI-E x1 Slots
2
SATA Connector
4x SATA 6G
Wireless Connectivity
Bluetooth
Wireless Networking Standard
Wi-Fi 6E
Wireless Standard
AX
USB Ports
4 x USB-A 2.0
Audio Ports
1x Front Audio (JAUD)
Number of Audio Channels
7.1
Number Of Memory Slots
4
Maximum Memory Supported
128 gigabytes
Memory Format Supported
UDIMM
Memory Speeds Supported
5100
RAID Support
RAID 0
Year of Release
2026
UPC
824142475904

Power & warranty

Model Number
B550TOMAHAWKWIFI
Warranty - Parts
3 years
Warranty - Labor
3 Year

Warranty & protection

Included manufacturer warranty

See manufacturer documentation.

Register your product with the manufacturer within 30 days of delivery.

Warranty service

Manufacturer warranty claims are handled by the manufacturer. We are happy to help you find the right contact: (888) 419-6820.

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Questions & answers

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Email [email protected] or call (888) 419-6820 during business hours.

Free U.S. shippingOn every order. Leaves our store in 1–2 business days, arrives in 3–5 business days.
Free returns for 30 daysNo restocking fee. We email you a prepaid return label.
We can install it tooOptional in-home delivery, installation and haul-away on large appliances.
Talk to our team(888) 419-6820 · Mon–Sat