MSI MS-98F6 Owner's Manual page 18

Hardware Setup
USB 2.0 Port
h
The USB (Universal Serial Bus) port is for attaching USB devices such as
keyboard, mouse, or other USB-compatible devices.
USB 3.0 Port
h
The USB 3.0 port is backward-compatible with USB 2.0 devices and supports
data transfer rate up to 5 Gbit/s (SuperSpeed).
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