Build your computer on a great foundation with the B450M-A Pro Max II Micro-ATX Motherboard from MSI. Great for smaller builds, the B450M-A Pro Max II provides all the necessary slots to maintain high performance in a compact package. Add up to 64GB of RAM to your build with the two DDR4 DIMM slots. The PCIe 3.0 and 2.0 slots allow you to add high-powered graphics cards and other add-on features such as network cards. Add plenty of storage to your build with an M.2 slot and four available SATA ports. The B450M-A Pro Max II is compatible with AMD Ryzen 5000, 4000, 3000, 2000, and 1000 CPUs on 64-bit Windows 10 and 11 machines.
AM4 Socket and B450 Chipset
The B450 chipset and AM4 socket provide compatibility and optimal performance for Ryzen 1000 to 5000 series processors.
Realtek ALC897 Codec & MSI Audio Boost
Enjoy studio-grade sound quality with the Realtek ALC897 codec and MSI Audio Boost.
2.5 GbE LAN
Benefit from Ethernet speeds up to 2.5 Gb/s thanks to the 2.5 GbE LAN port.
X-Boost Software
Easily maximize the performance of your storage drives with the X-Boost software.
Connect Plenty of Devices
Connect plenty of USB devices, legacy devices, and monitors with 12 USB ports (six USB-A 3.2 Gen 1 and six USB-A 2.0), two PS/2 ports, an HDMI port, and a DVI port.