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MSI

MSI B550 GAMING GEN3 ATX Socket AM4 for AMD Ryzen CPU

$123.93
None availableas of 10/15/2026

Ships when available. Free shipping on most items when you spend $100 or more.

Compliance, certifications and origin

  • ENERGY STAR
  • Origin: China
Rated excellent by our customers Read our reviews

Secure checkoutISO 9001:2015 and CMMC certifiedFamily owned since 1982

Free shipping on most items when you spend $100 or more.

Real people answer: chat with us, email customerservice@colamco.com, or call 1-800-692-8757, Monday to Friday, 8am to 5pm EST.

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Secure checkoutISO 9001:2015 and CMMC certifiedFamily owned since 1982

Free shipping on most items when you spend $100 or more.

Real people answer: chat with us, email customerservice@colamco.com, or call 1-800-692-8757, Monday to Friday, 8am to 5pm EST.

Overview

FULLY CONTROLLABLE IN BIOS AND SOFTWARE

MSI motherboards let you manage speeds and temperatures for all your system and CPU fans. Total Fan Control allows you check your primary system characteristics in a simplified graphical interface. You can also set up to 4 temperature targets for CPU and motherboard, which will adjust the fan speeds automatically.

FAST AND FUTURE-READY STORAGE

MSI B550 motherboards support all the latest storage standards, which allows users to connect any ultra-fast storage device. Higher efficiency makes your work easier.

DEDICATED HIGH DEFINITION AUDIO PROCESSOR

Make sure you enjoy the purest sound quality in both stereo and surround sound.

HIGH QUALITY AUDIO CAPACITORS

A high fidelity sound experience with exceptional acoustics and realism for studio level headphones is ensured.

HIGH QUALITY AUDIO JACKS

Keep your sound perfect by transmit your audio with pure digital signal.

More from the manufacturer

Technical specifications

General Information

Manufacturer MSI
Manufacturer Part Number B550GAMGEN3
Manufacturer Website Address http://www.msi.com
Brand Name MSI
Product Model B550 GAMING GEN3
Product Name B550 GAMING GEN3 Gaming Desktop Motherboard
Product Type Gaming Desktop Motherboard

Processor & Chipset

Chipset Manufacturer AMD
Chipset Model B550
Total Processor Supported 1
Processor Socket Socket AM4
Processor Generation Supported 3rd Gen
Processor Supported Ryzen 5Ryzen 3
Multi GPU Supported CrossFire

Memory

Number of Memory Slots 4
Memory Form Factor UDIMMDIMM
Maximum Memory 128 GB
Memory Technology DDR4 SDRAM
Memory Speed Supported 3466 MHz2133 MHz2400 MHz4000 MHz2800 MHz4400 MHz2933 MHz3600 MHz3000 MHz4133 MHz3200 MHz4266 MHz3066 MHz3866 MHz3733 MHz2667 MHz1866 MHz
Error Checking ECC

I/O Controller

Controller Type Serial ATA/600
RAID Supported Yes
RAID Levels 1010

Video

Onboard Video CPU Dependent Video

Audio

Audio Channels 7.1

Network & Communication

Bluetooth No
Gigabit Ethernet Yes

I/O Expansions

Total Number of Expansion Slots 6
PCI Express Standard PCI Express 3.0
Total Number of PCI Express Slots 6
Number of PCI Express x1 Slots 4
Number of PCI Express x16 Slots 2

Interfaces/Ports

Total Number of USB Ports 6
Number of USB 2.0 Ports 2
Number of USB 3.2 Gen 1 Type-A Ports 2
Number of USB 3.2 Gen 2 Type-A Ports 2
HDMI Yes
DisplayPort No
HDMI Version
  • 2.0b
DVI Yes
Number of Network (RJ-45) Ports 1

Onboard Interfaces

Number of SATA Interfaces 6
Number of M.2 Interfaces 1
Total Number of Onboard USB Ports 6
Number of Onboard USB 2.0 Ports 4

Physical Characteristics

Color Family Black
Product Color Black
Form Factor ATX
Width 12"
Depth 9.6"
Weight (Approximate) 2.75 lb

Miscellaneous

Package Contents
  • B550 GAMING GEN3 Gaming Desktop Motherboard
  • Quick Installation Guide
  • SATA Cable
  • Cable Stickers
Brand Compatibility AMD
Energy Star Yes
Country of Origin China
TAA Compliant No

Warranty

Limited Warranty 3 Year

Ratings and reviews

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Shipping and returns

Free shipping on most items when you spend $100 or more. In-stock items ship on the next open shipment slot. The buy box above shows the live order-by countdown and the estimated arrival date.

Need to send it back? Start a return online with a Request RMA and our team will take care of you. Keep the original packaging. Items must be returned in the condition received.

Questions about shipping or returns? Chat with us, email customerservice@colamco.com, or call 1-800-692-8757, Monday to Friday, 8am to 5pm EST.