Cheap motherboard
Cheap motherboard
For a 3200g build you don't require high-end components. Here are some boards offering a solid balance of performance and features for the price. They likely lack RGB lighting and use mATX form factor with only two PCIe x16 slots, which is typical for this size. Both models feature older built-in audio but provide decent VRM and BIOS support. USB ports are available on the io shield and other connectors are present.
MSI B450M MORTAR MAX Micro ATX AM4 Motherboard
ASRock B450M Steel Legend Micro ATX AM4 Motherboard