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ASMedia® ASM3142 Chipset
- 1 x USB 3.1 Gen2 (SuperSpeed USB 10Gbps) Type-C port on the back panel
- 1 x USB 3.1 Gen2 (SuperSpeed USB 10Gbps) Type-A port on the back panel
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AMD® X399 Chipset
- 1 x USB 3.1 Gen2 (SuperSpeed USB 10Gbps) Type-C port through the internal USB connector
- 4 x USB 3.1 Gen1 (SuperSpeed USB) ports available through the internal USB connectors
- 6 x USB 2.0 (High-speed USB) ports (2 Type-A ports on the back panel, 4 ports available through the internal USB connectors)
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AMD® CPU
- 8 x USB 3.1 Gen1 (SuperSpeed USB) Type-A ports on the back panel
https://www.msi.com/Motherboard/X399-GAMING-PRO-CARBON-AC/Specification