Based upon AMD B550 chipset architecture, the B550M Pro's AM4 socket allows you to install Ryzen 5000, 3000, and 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 ports 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 two PCIe 3.0 x1 slots. 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.