Choosing the right motherboard is a crucial step in building a custom PC, as it serves as the central hub connecting the processor (CPU), memory (RAM), and other essential components. The first decision involves selecting the correct CPU socket, which is determined by the processor manufacturer. AMD’s AM5 socket, introduced with the Ryzen 7000 series and continued with the Ryzen 9000, will remain supported until 2029, as announced at Computex 2026. Intel currently uses the LGA 1851 socket for its Core Ultra 200S processors and the LGA 1700 socket for 12th, 13th, and 14th generation Core processors. Intel is set to launch a new LGA 1954 socket in early 2027 for its Nova Lake-S processors, which will not be compatible with existing LGA 1851 motherboards. Motherboards must also be compatible with the type of RAM being used, either DDR4 or DDR5. DDR5 is required for motherboards with AMD’s AM5 socket, while Intel’s LGA 1700 socket supports both DDR4 and DDR5. These memory types are physically incompatible due to differences in the notches on the modules, meaning users must ensure their motherboard matches the RAM type they plan to use. Motherboard sizes vary, with the most common being ATX, Micro-ATX, and Mini-ITX. Each format has different dimensions and expansion capabilities, and users must confirm their chosen motherboard fits their computer case. The number of PCIe lanes and expansion slots also depends on the motherboard’s chipset, with higher-end models offering more ports and connectivity options. For AMD processors, the AM5 socket supports multiple generations of Ryzen CPUs, including the Ryzen 7000, 8000, and 9000. Recommended motherboards include the MSI PRO B850-P WIFI, ASRock B650I Lightning, and MSI B840-P, each offering a range of features and price points. For Intel processors, the LGA 1700 socket supports 12th, 13th, and 14th generation Core processors, with options like the Asus PRIME Z790-A WIFI DDR5 and the Gigabyte B760 Gaming X DDR4. Intel’s upcoming LGA 1954 socket will support future generations like Razor Lake and Hammer Lake, ensuring long-term use for this platform. AMD’s AM5 socket is expected to be supported until 2029, covering at least the Zen 6 and possibly Zen 7 architectures. When selecting a motherboard, users should consider long-term compatibility with future CPU generations to ensure their system remains up-to-date and functional for years to come.