Build an AMD AM4 desktop with integrated Wi-Fi 6 connectivity and PCIe Gen 4 expansion support. The MSI MAG B550 TOMAHAWK WIFI uses the ATX motherboard form factor, giving system builders a full-size foundation for a desktop enclosure with standard ATX mounting. Its four DDR4 memory slots support a conventional multi-DIMM memory configuration for gaming, content creation, and general-purpose performance systems. PCIe Gen 4 support matters when selecting compatible expansion hardware and storage devices that depend on the higher-bandwidth PCIe generation. Wi-Fi 6 provides an onboard wireless networking option for installations where running Ethernet to the desktop is impractical or where wireless connectivity is required alongside a wired network connection. The AM4 socket platform makes this board appropriate for compatible AMD desktop processor builds. B550TOMMWIFI combines the MAG B550 TOMAHAWK platform designation with onboard Wi-Fi 6 rather than requiring a separate wireless adapter. That integrated wireless capability is a key differentiator for builders selecting a B550 ATX board for a desktop that needs both current-generation PCIe expansion and wireless network access. Verify processor, memory, chassis, cooling, and expansion-card compatibility as part of the system design.