msi slotBest AMD AM4 A320 Micro ATX motherboard, USB 3.2 Gen 1, MSIM.2_2 slot (From CPU) • Supports up to PCIe 5.0 x4 (For Ryzen™ 9000 7000 Series processors) • Supports up to PCIe 4.0 x4 (For Ryzen™ 8700 8600 8400 Series