Focus on business programs and optimize your workflow with the B550M-A PRO Micro-ATX Motherboard from MSI. Designed to streamline assembly time, MSI allows you to focus on components that will enhance workload efficiency. The B550M-A Pro is ideal for the DIY users who wish to replace older out-of-date motherboards or enjoy building from scratch.
Based upon AMD B550 chipset architecture, the B550M-A Pro’s AM4 socket allows you to install third-generation Ryzen and Ryzen 4000 G-series processors. Two dual-channel memory slots allow you to take advantage of DDR4 memory modules with speeds up to 4600 MHz. You can connect several hard drives with four SATA III and one M.2 port for enhanced program loading and increasing overall performance. Install graphics, sound, or networking cards with one PCIe 4.0 x16 and one PCIe 3.0 x1 slot. An RJ45 port is also available for wired internet connectivity, and with 7.1-channel high-definition audio, you can experience a wide range of entertainment. This motherboard is only compatible with Windows 10 (64-bit) operating systems.