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PCI_E1~5: PCIe Expansion Slots
Important
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.
PCIe x16 slots bandwidth table
for 40-PCIe lanes CPU
PCI_E1
x16
─
PCI_E4
─
PCI_E5
(─: N/A)
for 28-PCIe lanes CPU
PCI_E1
x16
─
PCI_E4
─
PCI_E5
(─: N/A)
Single-card
─
─
─
x16
─
x8
Single-card
─
─
─
x8
─
x8
PCI_E1: PCIe 3.0 x16
PCI_E2: PCIe 2.0 x1
PCI_E3: PCIe 2.0 x1
PCI_E4: PCIe 3.0 x16
PCI_E5: PCIe 3.0 x8
2-Way
─
x16
x16
x16
─
x8
2-Way
─
x16
x8
x8
─
x8
Overview of Components
3-Way
x8
x8
─
x16
x8
x8
3-Way
x8
x8
─
x8
x8
x8
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