MSI 

MSI B450MAPROMAXII B450M-A PRO MAX II MATX/AM4/DDR4/64GB

Mfg Part Number:  B450MAPROMAXII  
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Price: $114.99 + Free Shipping
Quantity:
More to Come
Last Updated: Oct 23, 2025
No Sales Tax except these states
, PO and Wire.

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.

STAY COOL FOR RELIABLE SYSTEM

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.

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.

MAXIMUM 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.

RYZEN PROCESSOR SUPPORT

MSI B450 motherboards support latest generation RYZEN processors from AMD with updated features and capabilities. Ascend to new heights with a platform built for both creators and gamers.

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.



Main Specification
General Information
Manufacturer MSI
Manufacturer Part Number B450MAPROMAXII
Manufacturer Website Address http://www.msi.com
Brand Name MSI
Product Series PRO
Product Model B450M-A PRO MAX II
Product Name B450M-A PRO MAX II Gaming Desktop Motherboard
Product Type Gaming Desktop Motherboard
Processor & Chipset
Chipset Manufacturer AMD
Chipset Model B450
Total Processor Supported 1
Processor Socket Socket AM4
Processor Supported Ryzen 5
Processor Supported Athlon
Memory
Number of Memory Slots 2
Memory Form Factor UDIMM
Memory Form Factor DIMM
Maximum Memory Supported 64 GB
Memory Technology DDR4 SDRAM
Memory Speed Supported 3466 MHz
Memory Speed Supported 2667 MHz
Memory Speed Supported 2800 MHz
Memory Speed Supported 3866 MHz
Memory Speed Supported 3733 MHz
Memory Speed Supported 4000 MHz
Memory Speed Supported 3066 MHz
Memory Speed Supported 3000 MHz
Memory Speed Supported 3200 MHz
Memory Speed Supported 2933 MHz
Memory Speed Supported 4133 MHz
I/O Controller
Controller Type Serial ATA/600
RAID Supported Yes
RAID Levels 0
RAID Levels 10
RAID Levels 1
Video
Onboard Video CPU Dependent Video
Audio
Audio Channels 7.1
Network & Communication
Gigabit Ethernet Yes
2.5Gigabit Ethernet Yes
I/O Expansions
Total Number of Expansion Slots 2
PCI Express Standard PCI Express 3.0
PCI Express Standard PCI Express 2.0
Total Number of PCI Express Slots 2
Number of PCI Express x1 Slots 1
Number of PCI Express x16 Slots 1
Interfaces/Ports
Total Number of USB Ports 6
Number of USB 2.0 Ports 2
Number of USB 3.2 Gen 1 Type-A Ports 4
HDMI Yes
HDMI Version 1.4
DVI Yes
Number of Network (RJ-45) Ports 1
Onboard Interfaces
Number of SATA Interfaces 4
Number of M.2 Interfaces 1
Total Number of Onboard USB Ports 6
Number of Onboard USB 2.0 Ports 4
Physical Characteristics
Form Factor Micro ATX
Width 9.3"
Depth 7.9"
Miscellaneous
Package Contents
  • B450M-A PRO MAX II Gaming Desktop Motherboard
  • Quick Installation Guide
  • EZ M.2 Clip
  • Sata Cable
  • I/O Shield


WARNING:: The plastic used in cable products can expose you to lead and lead components, chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information go to www.P65Warnings.ca.gov
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