The best B550 motherboards can prepare your AMD Ryzen machine for anything.
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The best budget B550 motherboard offers good all-round performance while providing all the critical features you really need.
Form factor: Micro-ATX | Memory support: 2x DIMM, up to 64GB, up to DDR4-4600 | Expansion slots: 1x PCIe 4.0 x16, 1x PCIe 3.0 x4
One of the best-looking B550 mobos around is not only seriously robust, it also provides great performance and a strong feature set. It's not for budget builds, but it is incredibly well-built.
Form factor: ATX | Memory support: 4x DIMM, up to 128GB, up to DDR4-5000 | Expansion slots: 2x PCIe 4.0 x16, 1x PCIe 3.0 x4
This is a compact board, and the only Micro-ATX option among MSI’s initial B550 offerings. We dig the slick BIOS, competitve price, and great stock-clock performance.
Form factor: Micro-ATX Memory support: 4x DIMM, up to 128GB, up to DDR4-4400 | Expansion slots: 1x PCIe 4.0 x16, 1x PCIe 3.0 x4
The best premium B550 motherboard boasts Razer Chroma support, strong VRM, and good I/O and connectivity features. We also love its minimalist, yet unmistakably premium appearance.
Form factor: ATX | Memory support: 4x DIMM, up to 128GB, up to DDR4-4733 (OC) | Expansion slots: 3x PCIe 4.0 x16, 2x PCIe 3.0 x1
Our favorite B550 board in 2022 has an extensive feature set, sports unbeatable build quality, and also offers top-end networking. Its strong overclocking features tip it over the edge.
Form factor: ATX | Memory support: 4x DIMM, up to 128GB, up to DDR4-4600 | Expansion slots: 2x PCIe 4.0 x16, 1x PCIe 3.0 x4