Asus ROG Strix B550-A Gaming AM4 ATX Motherboard - Manual (Page 25)

ROG STRIX B550-A GAMING 1-13
Chapter 1
8. USB 3.2 Gen 1 header
The USB 3.2 Gen 1 header allows you to connect a USB 3.2 Gen 1 module for
additional USB 3.2 Gen 1 ports. The USB 3.2 Gen 1 header provides data transfer
speeds of up to 5 Gb/s.
U32G1_12
USB3+5V
IntA_P1_SSRX-
IntA_P1_SSRX+
GND
IntA_P1_SSTX-
IntA_P1_SSTX+
GND
IntA_P1_D-
IntA_P1_D+
GND
PIN 1
USB3+5V
IntA_P2_SSRX-
IntA_P2_SSRX+
GND
IntA_P2_SSTX-
IntA_P2_SSTX+
GND
IntA_P2_D-
IntA_P2_D+
A
The USB 3.2 Gen 1 module is purchased separately.