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MSI

MSI MPG B550 GAMING PLUS Desktop Motherboard - AMD Chipset - Socket AM4

$139.99
$139.09 SAVE $0.90
None availableas of 09/29/2026

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

Special orders typically ship in 1-12 weeks.

Country of origin

  • 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

MPG

GAME IN STYLE

The MPG series brings out the best in gamers by allowing full expression in color with advanced RGB lighting control and synchronization. Experiment on another level of personalization with a front LED strip that provides convenient in-game and real time notifications. With the MPG series, transform your equipment into the center of attention and top leaderboards in style.

Technical specifications

General Information

Manufacturer MSI
Manufacturer Part Number B550GPLUS
Manufacturer Website Address http://www.msi.com
Brand Name MSI
Product Line MPG
Product Model B550 GAMING PLUS
Product Name MPG B550 GAMING PLUS Desktop Motherboard
Product Type Desktop Motherboard

Processor & Chipset

Chipset Manufacturer AMD
Chipset Model B550
Total Processor Supported 1
Processor Socket Socket AM4
Processor Supported Ryzen
Multi GPU Supported CrossFire

Memory

Number of Memory Slots 4
Memory Form Factor DIMMUDIMM
Maximum Memory 128 GB
Memory Technology DDR4 SDRAM
Memory Speed Supported 2400 MHz3000 MHz2667 MHz3066 MHz2133 MHz2933 MHz1866 MHz2800 MHz3200 MHz4000 MHz4133 MHz3733 MHz4400 MHz3600 MHz4266 MHz3866 MHz3466 MHz

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

Gigabit Ethernet Yes

I/O Expansions

Total Number of Expansion Slots 4
PCI Express Standard PCI Express 3.0PCI Express 4.0
Total Number of PCI Express Slots 4
Number of PCI Express x1 Slots 2
Number of PCI Express x16 Slots 2

Interfaces/Ports

Total Number of USB Ports 8
Number of USB 2.0 Ports 4
Number of USB 3.2 Ports 4
S / PDIF Yes
HDMI Yes
DisplayPort Yes
Number of Network (RJ-45) Ports 1

Onboard Interfaces

Number of SATA Interfaces 6
Number of M.2 Interfaces 2
Total Number of Onboard USB Ports 7
Number of Onboard USB 2.0 Ports 4
Number of Onboard USB 3.2 Ports 3

Physical Characteristics

Form Factor ATX
Width 12"
Depth 9.6"

Miscellaneous

Brand Compatibility AMD
Country of Origin China

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.

Special order item. This item ships direct from the manufacturer and cannot be cancelled once ordered. If you have any questions before ordering, ask us first: chat with us or call 1-800-692-8757.

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.