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.

EZ DEBUG LED
Ran into trouble? Onboard LEDs for key components will indicate the source of the problem so you know exactly where to look to get it up and running again.

HIGH-BANDWIDTH AND LOW-LATENCY NETWORK
2.5Gbps LAN provides incredible data transfer speed faster than general Gigabit LAN. This is a premium solution for demanding users.

A HUGE STEP OF DDR PERFORMANCE
MSI OC LAB does not merely work hard on extreme overclocking. The XMP memory profile has great improvement on performance and efficiency for B660 . Easy to enable XMP profile with auto power settings to get the best memory speed and stability.

Specification

Product
Product id	815319
Brand	MSI Micro-Star International
Partnr	PRO B660M-A
EAN/UPC code
Warranty (months)	24 months
Processor
Processor manufacturer	Intel
Processor socket	LGA 1700
Memory
Supported memory types	DDR4-SDRAM
Number of memory slots	4
Memory channels	Dual-channel
Internal memory	128 GB
Storage controllers
Supported storage drive interfaces	M.2, SATA III
RAID levels	0, 1, 5, 10
RAID support	Y
Graphics
Parallel processing technology support	CrossFire
Internal I/O
USB 2.0 connectors	4
USB 3.2 Gen 1 (3.1 Gen 1) connectors	1
USB 3.2 Gen 2 (3.1 Gen 2) connectors	2
Number of SATA III connectors	4
Serial port headers	1
TPM connector	Y
Rear panel I/O ports
USB 2.0 ports quantity	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	2
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity	2
Ethernet LAN (RJ-45) ports	1
HDMI ports quantity	2
HDMI version	2.1
DisplayPorts quantity	2
DisplayPort version	1.4
Digital audio optical out	1
Network
Ethernet LAN	Y
Ethernet interface type	2.5 Gigabit Ethernet
LAN controller	Realtek RTL8125-BG
Features
Component for	PC
Motherboard form factor	Micro ATX
Motherboard chipset family	Intel
Motherboard chipset	Intel B660
Audio chip	Realtek ALC897
Audio output channels	7.1 kanalen
Expansion slots
PCI Express x1 slots	1
PCI Express x16 slots	2
Number of M.2 (M) slots	2
Weight & dimensions
Width	24.4 mm
Depth	24.4 mm
Packaging content
Cables included	SATA
Drivers included	Y