ASRock B450M Pro4-F R2.0 User Manual - Page 32

Expansion Slots (PCI Express Slots), PCIe Slot Configurations

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2.4 Expansion Slots (PCI Express Slots) There are 3 PCI Express slots 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 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. PCIE3 (PCIe 2.0 x16 slot) is used for PCI Express x4 lane width graphics cards. PCIe Slot Configurations Ryzen series CPUs (Matisse, Summit Ridge and Pinnacle Ridge): PCIE2 PCIE3 Single Graphics Card Gen3x16 N/A Two Graphics Cards in CrossFireXTM Mode Gen3x16 Gen2x4 Ryzen series CPUs (Picasso, Raven Ridge): PCIE2 Single Graphics Card Gen3x8 Two Graphics Cards in CrossFireXTM Mode Gen3x8 PCIE3 N/A Gen2x4 English 26

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English
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2.4
Expansion Slots (PCI Express Slots)
°ere are 3 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.
PCIE3 (PCIe 2.0 x16 slot) is used for PCI Express x4 lane width graphics cards.
PCIe Slot Configurations
Ryzen series CPUs (Matisse, Summit Ridge and Pinnacle Ridge):
Ryzen series CPUs (Picasso, Raven Ridge):
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.
PCIE2
PCIE3
Single Graphics Card
Gen3x16
N/A
Two Graphics Cards in
CrossFireX
TM
Mode
Gen3x16
Gen2x4
PCIE2
PCIE3
Single Graphics Card
Gen3x8
N/A
Two Graphics Cards in
CrossFireX
TM
Mode
Gen3x8
Gen2x4