MSI PRO B660M-A DDR4 Motherboard Intel B660 Lga PRO B660M-A DDR4

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.

USER FRIENDLY DESIGN
MSI motherboards feature tons of convenient and smart design for DIY users, countless system tuning and troubleshooting tools are at your disposal to push your system to new heights and satisfy even the most demanding tweaker. Makes it so easy to install your own motherboard without any issue.

FROZR AI COOLING
Detecting CPU & GPU temperatures and automatically adjusting fan duty of system fans to a proper value by adopting MSI AI ENGINE.

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.

OPTIMIZED FOR WATER COOLING
Designed to support the most popular All-In-One & customized water cooling solutions on the market. A dedicated water pump PIN header supports up to 3 amp, giving you full control of the water pump speed. A clearly marked ‘keep-out-zone’ allows for easy and safe installation and a perfect fit.

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.

CONNECTIVITY
The most important thing of DIY is expandability. MSI PRO series motherboards feature plenty possibility for prosumers’ need. Stable LAN, faster storage and USB transfer speed and other expandable connectors are ready to enlarge your flexibility.

FORTIFY YOUR SYSTEM WITH PCI-E STEEL ARMOR
MSI PCI Express Steel Armor slots are secured to the motherboard with extra solder points and support the weight of heavy graphics cards. When every advantage in games counts, Steel Armor shields the point of contact from electromagnetic interference.

ULTIMATE MOTHERBOARD PROTECTION
Double ESD protection doubles up the grounding layer around the mounting holes, preventing static discharge surges from damaging the motherboard.

CONNECTIVITY
The most important thing of DIY is expandability. MSI PRO series motherboards feature plenty possibility for prosumers’ need. Stable LAN, faster storage and USB transfer speed and other expandable connectors are ready to enlarge your flexibility.

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.

OPTIMIZE NETWORK FOR LOWER LATENCY!
MSI LAN Manager automatically classifies and prioritizes the latency-sensitive applications, giving you the best online experience with low latency.

OPTANE: BOOST YOUR HDD TO PERFORM LIKE AN SSD
PC Enthusiasts can now enjoy the performance of an SSD on their HDD by coupling it with the new Intel® Optane™ Memory device. Intel® Optane™ technology provides an unparalleled combination of high throughput, low latency, high quality of service, and high endurance.

EXPERIENCE MORE
MSI PRO series motherboards are designed to satisfy any professional workflow. Elevate your listening pleasure and enjoy extreme sound quality. Moreover, with years of experience in creating performance enhancing tools that are easy to use, only the highest quality applications are at your disposal. The extensive features let you fine-tune your system to deliver reliable maximum performance.

CORE BOOST
Core Boost technology combines MSI's premium layout and optimized power design which allows for faster and undistorted current delivery to the CPU at pin-point precision. Not only supporting multi-core CPU, also creating the perfect conditions for your CPU overclocking.

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.

HD AUDIO CONNECTORS
Keep you sound perfect by transmit your aduio with pure digital signal.

ISOLATED AUDIO DESIGN
Like a dedicated sound card, audio components and circuits have been laid on a reserved motherboard section and electrically isolated.

SEPARATED AUDIO LAYERS FOR CLEAN LEFT & RIGHT CHANNELS
Using separated layers in the PCB ensures equally pristine sound quality for both left and right audio channels.

BIOS



BIOS type



UEFI AMI


Expansion slots



PCI Express x1 (Gen 3.x) slots



1


PCI Express x16 slots



2


Features



Audio chip



Realtek ALC897


Audio output channels



7.1 channels


Component for



PC


Motherboard chipset



Intel B660


Motherboard chipset family



Intel


Motherboard form factor



micro ATX


Windows operating systems supported



Windows 10, Windows 11


Graphics



DirectX version



12.0


Parallel processing technology support



Not supported


Internal I/O



12V power connector



Yes


ATX Power connector (24-pin)



Yes


CPU fan connector



Yes


Front panel audio connector



Yes


Number of SATA III connectors



4


TPM connector



Yes


USB 2.0 connectors



2


USB 3.2 Gen 1 (3.1 Gen 1) connectors



1


Logistics data



Harmonized System (HS) code



84733020


Memory



Maximum internal memory



128 GB


Memory channels



Dual-channel


Memory slots type



DIMM


Non-ECC



Yes


Number of memory slots



4


Supported memory clock speeds



2133, 2400, 2666, 2933, 3200, 3333, 3400, 3466, 3600, 3733, 3800, 4000, 4200, 4266, 4400, 4600, 4800


Supported memory types



DDR4-SDRAM


Network



Ethernet interface type



2.5 Gigabit Ethernet


Ethernet LAN



Yes


Wi-Fi



No


Other features



Weight



1 kg


Package dimensions



Gross Weight (Package, kg)



1.3 kg


Packaging content



Cables included



SATA


Drivers included



Yes


Processor



Compatible processor series



Intel® Core™ i9


Processor manufacturer



Intel


Processor socket



LGA 1700


Supported processor sockets



LGA 1700


Product dimensions



Net Weight (Product, kg)



1 kg


Product Depth



24.4 cm


Product Height



6.5 cm


Product Width



24.4 cm


Rear panel I/O ports



DisplayPorts quantity



2


Ethernet LAN (RJ-45) ports



1


HDMI ports quantity



2


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


Storage controllers



RAID levels



0, 1, 5, 10


RAID support



Yes


Supported storage drive interfaces



M.2, SATA III


Supported storage drive types



SSD


Vendor information



Brand Name


MSI


Warranty



1 Year(s)