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Model Number | USB | Maximum SATA Ports | Direct Processor PCIe® | PCIe® Generation | PCIe® Lanes (Total/Usable) | Overclocking Enabled |
| Total USB | USB 3.2 Gen2 10 Gbps Superspeed
| | Graphics | NVMe | | | |
X570 | 16 | 12 | 10 | 1x16/ 2x8 | 1x4 | PCIe®4.0 | 44/36 | Yes |
B550 | 14 | 6 | 8 | 1x16/ 2x8 | 1x4 | PCIe®4.0
(Graphics and NVMe only) | 38/30 | Yes |
X470 | 18 | 2 | 10 | 1x16/ 2x8 | 1x4 | PCIe®3.0 | 40/32 | Yes |
B450 | 14 | 2 | 6 | 1x16 | 1x4 | PCIe®3.0 | 36/28 | Yes |
X370 | 18 | 2 | 10 | 1x16/ 2x8 | 1x4 | PCIe®3.0 | 40/32 | Yes |
B350 | 14 | 2 | 6 | 1x16 | 1x4 | PCIe®3.0 | 36/28 | Yes |
A320 | 12 | 1 | 6 | 1x16 | 1x4 | PCIe®3.0 | 32/24 | No |