Expansion Slots (Pci Express Slots) - ASROCK X570 AQUA User Manual

2.6 Expansion Slots (PCI Express Slots)

There are 6 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 4.0 x16 slot) is used for PCI Express x16 lane width graphics cards.
PCIE2 (PCIe 2.0 x1 slot) is used for PCI Express x1 lane width cards.
PCIE3 (PCIe 2.0 x1 slot) is used for PCI Express x1 lane width cards.
PCIE4 (PCIe 4.0 x16 slot) is used for PCI Express x8 lane width graphics cards.
PCIE5 (PCIe 2.0 x1 slot) is used for PCI Express x1 lane width cards.
PCIE6 (PCIe 4.0 x16 slot) is used for PCI Express x4 lane width graphics cards.
PCIe Slot Configurations
Ryzen series CPUs (Matisse):
Single Graphics Card
Two Graphics Cards in
CrossFireX
Mode
Three Graphics Cards in
3-Way CrossFireX
32
PCIE1
Gen4x16
TM TM
or SLI
Gen4x8
Gen4x8
TM
Mode
PCIE4 PCIE6
N/A N/A
Gen4x8 N/A
Gen4x8 Gen4x4