MSI

MSI B450M-A PRO MAX Desktop Motherboard - AMD B450 Chipset - Socket AM4 - Micro ATX (b450m-apromax)

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SKU:
18307657
MPN:
b450m-apromax
Availability:
Out of stock
Stock Update:
12/09/2025 10:12:34 AM PST
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Out of stock

Stock Update:
12/09/2025 10:12:34 AM PST

Description



This item is brand-new, factory sealed.

AMD AM4 motherboard inspired from architectural design, with Core Boost, DDR4 Boost, Turbo M.2, USB 3.2 Gen1

  • Supports 1st, 2nd and 3rd Gen AMD® Ryzen™ / Ryzen™ with Radeon™ Vega Graphics and 2nd Gen AMD® Ryzen™with Radeon™ Graphics / Athlon™ with Radeon™ Vega Graphics and A-series / Athlon™ X4 Desktop Processors for Socket AM4
  • Supports DDR4 Memory, up to 4133 (OC) MHz
  • Turbo M.2: Running at PCI-E Gen3 x4 maximizes performance for NVMe based SSDs.
  • Audio Boost: Reward your ears with studio grade sound quality.
  • EZ Debug LED: Easiest way to troubleshoot.
  • X-Boost: Software that auto-detects and allows you to boost the performance of any storage or USB device.
  • Core Boost: With premium layout and fully digital power design to support more cores and provide better performance.

DIY FRIENDLY

MSI motherboards feature tons of convenient and smart design, such as convenient pin-header keep out zone, friendly SATA & USB location and so on, so DIY users can pick and choose any gaming rig they want.

Cooling

Cooling your PC is essential for reliable performance. MSI motherboards feature excellent power design with solid and heavy heatsink. We've made sure to include enough fan headers with full control to allow you to cool your system any way you want.

Compatibility

Every MSI motherboards are certified by strict mechanic that feature convenient pin-header keep out zone, friendly SATA & USB location for compatibility with the widest range of components and devices, so DIY user can pick and choose the components they want. More than that, we offer a dedicated Qualified Vendor List (QVL) for the most critical part - memory. Combining with MSI DDR4 Boost technology, we provide the maximum compatibility even over clocking, so you confirm and choose any gaming rig as you want.

BIOS and Software

With years of experience in creating performance enhancing tools that are easy to use, only the highest quality applications are at your disposal. Use these tools to get the most out of your motherboard and achieve victory when gaming. Moreover, we made sure our BIOS contains all the latest options and is easy to use for everyone. The extensive features let you fine-tune your system to deliver reliable maximum performance.

ENHANCED PERFORMANCE

MSI motherboards featured all the latest solution for enthusiast gamers and prosumers. CPU and memory enhancement and fast storage and USB transfer speed are ready to be on the battlefield.

CPU

Power on your RYZEN processor with optimized circuit layouts and high quality power delivery parts for an incredibly stable operation.

MEMORY

Optimized layout design and a fully isolated memory circuitry ensures perfect stability and performance. You never have to worry about your system crashing during games with MSI DDR4 BOOST.

Storage

MSI motherboards support all the latest storage standards, which allows users to connect any ultra-fast storage device. Start games faster, load levels faster and have a real advantage over your enemies.

IN-STUDIO ADVANTAGE

MSI motherboards provide the most fascinating in-studio advantages, designed to satisfy any professional workflow. Elevate your listening pleasure and network connection with MSI Audio & LAN. Enjoy extreme sound quality and uninterrupted online experience.

Specs

Onboard Interfaces
Number of SATA Interfaces4
Total Number of Onboard USB Ports6
Number of Onboard USB 3.2 Ports2
Number of M.2 Interfaces1
Number of Onboard USB 2.0 Ports4
Physical Characteristics
Form FactorMicro ATX
Width9.3"
Depth7.9"
I/O Expansions
Number of PCI Express x1 Slots1
Total Number of Expansion Slots2
Number of PCI Express x16 Slots1
Total Number of PCI Express Slots2
Interfaces/Ports
DVIYes
Number of USB 3.2 Ports4
HDMIYes
Number of USB 2.0 Ports2
Total Number of USB Ports6
Number of Network (RJ-45) Ports1
Memory
Memory TechnologyDDR4 SDRAM
Number of Memory Slots2
Memory Speed Supported
Memory Form Factor
Maximum Memory Supported32 GB
I/O Controller
RAID SupportedYes
Controller TypeSerial ATA/600
RAID Levels
Video
Onboard VideoCPU Dependent Video
General Information
Brand NameMSI
Manufacturer Website Addresshttp://www.msi.com
Marketing InformationAMD AM4 motherboard inspired from architectural design, with Core Boost, DDR4 Boost, Turbo M.2, USB 3.2 Gen1
Supports 1st, 2nd and 3rd Gen AMD® Ryzen™ / Ryzen™ with Radeon™ Vega Graphics and 2nd Gen AMD® Ryzen™with Radeon™ Graphics / Athlon™ with Radeon™ Vega Graphics and A-series / Athlon™ X4 Desktop Processors for Socket AM4
Supports DDR4 Memory, up to 4133 (OC) MHz
Turbo M.2: Running at PCI-E Gen3 x4 maximizes performance for NVMe based SSDs.
Audio Boost: Reward your ears with studio grade sound quality.
EZ Debug LED: Easiest way to troubleshoot.
X-Boost: Software that auto-detects and allows you to boost the performance of any storage or USB device.
Core Boost: With premium layout and fully digital power design to support more cores and provide better performance.
DIY FRIENDLY
MSI motherboards feature tons of convenient and smart design, such as convenient pin-header keep out zone, friendly SATA & USB location and so on, so DIY users can pick and choose any gaming rig they want.
Cooling
Cooling your PC is essential for reliable performance. MSI motherboards feature excellent power design with solid and heavy heatsink. We've made sure to include enough fan headers with full control to allow you to cool your system any way you want.
Compatibility
Every MSI motherboards are certified by strict mechanic that feature convenient pin-header keep out zone, friendly SATA & USB location for compatibility with the widest range of components and devices, so DIY user can pick and choose the components they want. More than that, we offer a dedicated Qualified Vendor List (QVL) for the most critical part - memory. Combining with MSI DDR4 Boost technology, we provide the maximum compatibility even over clocking, so you confirm and choose any gaming rig as you want.
BIOS and Software
With years of experience in creating performance enhancing tools that are easy to use, only the highest quality applications are at your disposal. Use these tools to get the most out of your motherboard and achieve victory when gaming. Moreover, we made sure our BIOS contains all the latest options and is easy to use for everyone. The extensive features let you fine-tune your system to deliver reliable maximum performance.
ENHANCED PERFORMANCE
MSI motherboards featured all the latest solution for enthusiast gamers and prosumers. CPU and memory enhancement and fast storage and USB transfer speed are ready to be on the battlefield.
CPU
Power on your RYZEN processor with optimized circuit layouts and high quality power delivery parts for an incredibly stable operation.
MEMORY
Optimized layout design and a fully isolated memory circuitry ensures perfect stability and performance. You never have to worry about your system crashing during games with MSI DDR4 BOOST.
Storage
MSI motherboards support all the latest storage standards, which allows users to connect any ultra-fast storage device. Start games faster, load levels faster and have a real advantage over your enemies.
IN-STUDIO ADVANTAGE
MSI motherboards provide the most fascinating in-studio advantages, designed to satisfy any professional workflow. Elevate your listening pleasure and network connection with MSI Audio & LAN. Enjoy extreme sound quality and uninterrupted online experience.
Product TypeDesktop Motherboard
Product NameB450M-A PRO MAX Desktop Motherboard
ManufacturerMSI
Manufacturer Part NumberB450M-A PRO MAX
Product ModelB450M-A PRO MAX
Product SeriesPRO
Processor & Chipset
Chipset ManufacturerAMD
Processor Supported
Total Processor Supported1
Processor SocketSocket AM4
Chipset ModelB450
Network & Communication
Gigabit EthernetYes
Audio
Audio Channels7.1

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Warranty Information

All Items are Brand New, Factory Sealed and come with a standard warranty. [Read our policies]
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MSI B450M-A PRO MAX Desktop Motherboard - AMD B450 Chipset - Socket AM4 - Micro ATX (b450m-apromax)