Asus PRIME X370-PRO, User Manual, Page: 26 / 99

1-12
Chapter 1: Product Introduction
Chapter 1
4. USB 3.0 connector (20-1 pin USB3_12)
This connector allows you to connect a USB 3.0 module for additional USB 3.0 front
or rear panel ports. With an installed USB 3.0 module, you can enjoy all the benefits of
USB 3.0 including faster data transfer speeds of up to 5 Gb/s, faster charging time for
USB-chargeable devices, optimized power efficiency, and backward compatibility with
USB 2.0.
The USB 3.0 module is purchased separately.
PRIME X370-PRO
PRIME X370-PRO USB3.0 Front panel connector
USB3_12
USB3+5V IntA_P1_SSRX- IntA_ GND IntA_P1_SSTX- IntA_ GND IntA_P1_D- In GND
PIN 1
USB3+5V
IntA_P2_SSRX- IntA_
GND
IntA_P2_SSTX- IntA_
GND
IntA_P2_D- In
The plugged USB 3.0 device may run on xHCI mode depending on the operating system’s
setting.
5. USB 3.1 connector (20-pin USB3.1_C1)
This connector allows you to connect a USB 3.1 module for additional USB 3.1 front or
rear panel ports. The latest USB3.1 connectivity provides data transfer speeds of up to
10 Gbps. The next-generation standard is completely backward-compatible with your
existing USB devices.
PRIME X370-PRO
PRIME X370-PRO USB3.1_EC1