ASROCK PHANTOM GAMING B650E PG-ITX WiFi User Manual page 37

Expansion Slots (PCIe Slots)
There is 1 PCI Express slot on the motherboard.
Before installing an expansion card, please make sure that the power supply is
switched off or the power cord is unplugged. Please read the documentation of the
expansion card and make necessary hardware settings for the card before you start
the installation.
PCIe slots:
PCIE1 (PCIe 5.0 x16 slot) is used for PCIe x16 lane width graphics cards.
B650E PG-ITX WiFi
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