Asus ROG STRIX Z790-E GAMING WIFI Manual page 27

12. Alternative PCIe Mode switch
The Alternative PCIe Mode switch allows you to switch the PCIe signal which comes
from the CPU from between Gen4 or Gen3 for the PCIe slot.
• When the Alternative PCIe Mode switch is set to Auto, the PCIe signal from the CPU
will be the default setting.
• When the Alternative PCIe Mode switch is set to 1
CPU will be Gen4, and LED1 will light up green.
• When the Alternative PCIe Mode switch is set to 2
CPU will be Gen3, and LED2 will light up yellow.
• The nearby LEDs indicate which PCIe mode is currently selected.
ROG STRIX Z790-E GAMING WIFI
step, the PCIe signal from the
st
step, the PCIe signal from the
nd
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