Pci_E1~5: Pcie Expansion Slots - MSI MAG Z390 TOMAHAWK Quick Start Manual

PCI_E1~5: PCIe Expansion Slots

Multiple graphics cards installation recommendation
x16
Important
If you install a large and heavy graphics card, you need to use a tool such as MSI
y
Gaming Series Graphics Card Bolster to support its weight to prevent deformation of
the slot.
For a single PCIe x16 expansion card installation with optimum performance, using
y
the PCI_E1 slot is recommended.
When adding or removing expansion cards, always turn off the power supply and
y
unplug the power supply power cable from the power outlet. Read the expansion
card' s documentation to check for any necessary additional hardware or software
changes.
PCI_E1: PCIe 3.0 x16 (CPU lanes)
PCI_E2: PCIe 3.0 x1 (PCH lanes)
PCI_E3: PCIe 3.0 x4 (PCH lanes)
PCI_E4: PCIe 3.0 x1 (PCH lanes)
PCI_E5: PCIe 3.0 x1 (PCH lanes)
x16
x4
Overview of Components
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