Pci_E1~6: Pcie Expansion Slots - MSI Z170-A PRO User Manual

PCI_E1~6: PCIe Expansion Slots

Multiple graphics cards installation recommendation
x16
Important
For a single PCIe x16 expansion card installation with optimum performance, using
●
the PCI_E2 slot is recommended.
When adding or removing expansion cards, always turn off the power supply and
●
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.
When Install the cards in both PCIe x16 slots for CrossFire
●
bandwidth will only be 3.0x4.
12
Overview of Components
PCI_E1: PCIe 3.0 x1 slot
PCI_E2: PCIe 3.0 x16 slot
PCI_E3: PCIe 3.0 x1 slot
PCI_E4: PCIe 3.0 x4 slot
PCI_E5: PCIe 3.0 x1 slot
PCI_E6: PCIe 3.0 x1 slot
x16
technology, PCI_E2
TM
x4