AB350M-HDV/A320M-HDV/A320M-DGS
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2.4 Expansion Slots (PCI Express Slots)
ere are 2 PCI Express slots on the motherboard.
PCIe slots:
PCIE1 (PCIe 2.0 x1 slot) is used for PCI Express x1 lane width cards
PCIE2 (PCIe 3.0 x16 slot) is used for PCI Express x16 lane width graphics cards.
* PCIE2 will downgrade to x8 mode when A-Series APU is installed.
Before installing an expansion card, please make sure that the power supply is
switched o 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.