MSI B150-ICAFE/ H110 PC MATE Manual page 26

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.
PCIe slots bandwidth table
The PCI_E4 slot shares bandwidth with PCI_E1 & PCI_E3.
Slot
PCI_E1
PCI_E3
PCI_E4
(─: empty)
Important
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.
26
Overview of Components
─
x1
─ ─
x4 x2
x16
Bandwidth
─
x1
x2
x4
x1
x1
x2