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MSI

MSI B660-A DDR4 Desktop Motherboard - Intel Chipset - Socket LGA-1700 - Intel Optane Memory Ready - ATX

$152.54
None availableas of 09/29/2026

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

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.

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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

PRO SERIES

PRO series helps users work smarter by delivering an efficient and productive experience. Featuring stable functionality and high-quality assembly, PRO series motherboards provide not only optimized professional workflows but also less troubleshooting and longevity.

Technical specifications

General Information

Manufacturer MSI
Manufacturer Part Number PROB660ADDR4
Manufacturer Website Address http://www.msi.com
Brand Name MSI
Product Series PRO
Product Model B660-A DDR4
Product Name PRO B660-A DDR4 Desktop Motherboard
Product Type Desktop Motherboard

Processor & Chipset

Chipset Manufacturer Intel
Chipset Model B660
Total Processor Supported 1
Processor Socket Socket LGA-1700
Processor Generation Supported 12th Gen
Processor Supported CeleronCore i3Core i9Core i7Core i5Pentium Gold
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 2133 MHz3600 MHz3200 MHz2666 MHz4800 MHz4000 MHz
Intel Optane Memory Ready Yes

I/O Controller

Controller Type Serial ATA/600
RAID Supported Yes
RAID Levels 10150

Video

Onboard Video CPU Dependent Video

Audio

Audio Channels 7.1

Network & Communication

2.5Gigabit Ethernet Yes

I/O Expansions

Total Number of Expansion Slots 5
Total Number of PCI Express Slots 5
Number of PCI Express x1 Slots 3
Number of PCI Express x16 Slots 2

Interfaces/Ports

Total Number of USB Ports 7
Number of USB 2.0 Ports 4
Number of USB 3.2 Gen 1 Ports 1
Number of USB 3.2 Gen 2 Type-A Ports 2
S / PDIF Yes
VGA Yes
HDMI Yes
DisplayPort Yes
Number of Network (RJ-45) Ports 1

Onboard Interfaces

Number of SATA Interfaces 4
Number of M.2 Interfaces 2
Total Number of Onboard USB Ports 5
Number of Onboard USB 2.0 Ports 2
Number of Onboard USB 3.2 Ports 3

Physical Characteristics

Form Factor ATX
Width 12"
Depth 9.6"

Miscellaneous

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.

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.