Pci_E1~4: Pcie Expansion Slots - MSI H170M-A PRO Manual

PCI_E1~4: PCIe Expansion Slots

Multiple graphics cards installation recommendation
x16
Important
For a single PCIe x16 expansion card installation with optimum performance, using
y
the PCI_E1 slot is recommended.
The PCI_E4 slot will only run PCIe 3.0 x2 speed when the PCI_E3 slot is installed a
y
device.
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 slot
PCI_E2: PCIe 3.0 x1 slot
PCI_E3: PCIe 3.0 x1 slot
PCI_E4: PCIe 3.0 x4 slot
x16
x4
Overview of Components
27