MicroATX motherboard MSI B450M-A PRO MAX (W) (B) (U). Model: B450M-A PRO MAX. Manufacturer code: B450M-A PRO MAX. CPU socket type: AMD Socket AM4. Form factor: Micro ATX. Expansion slots and drive interfaces: PCIe 3.0 x16, PCIe 2.0 x1, M.2, SATA III, USB 3.1, USB 2.0.
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