Pci_E1~6: Pcie Expansion Slots; Pcie And M2_3 Slots Bandwidth Table - MSI X299 XPOWER GAMING AC Quick Start Manual

PCI_E1~6: PCIe Expansion Slots

PCIe and M2_3 slots bandwidth table

for 44-lane CPU
Graphics Card
PCI_E1
PCI_E2
PCI_E3
PCI_E4
PCI_E5
M2_3
(@: graphics card slot, ─: unavailable, *: best combination)
for 28-lane CPU
Graphics Card
PCI_E1
PCI_E2
PCI_E3
PCI_E4
PCI_E5
M2_3
(@: graphics card slot, ─: unavailable, *: best combination)
for 16-lane CPU
Graphics Card
PCI_E1
PCI_E2
PCI_E3
PCI_E4
PCI_E5
M2_3
(@: graphics card slot, ─: unavailable, *: best combination)
20
Overview of Components
PCI_E1: PCIe 3.0 x16 (CPU lanes)
PCI_E2: PCIe 3.0 x8 (CPU lanes)
PCI_E3: PCIe 3.0 x16 (CPU lanes)
PCI_E4: PCIe 3.0 x1 (PCH lanes)
PCI_E5: PCIe 3.0 x8 (CPU lanes)
Single 2-Way
@ 3.0 x16 @ 3.0 x16
3.0 x8 3.0 x8
3.0 x16 @ 3.0 x16
3.0 x1 3.0 x1
3.0 x8 3.0 x8
3.0 x4 3.0 x4
Single* Single
@ 3.0 x16 @ 3.0 x16
3.0 x8 3.0 x8
3.0 x8 3.0 x8
3.0 x1 3.0 x1
─
3.0 x4
─
3.0 x4
Single*
@ 3.0 x8
─
3.0 x4
3.0 x1
3.0 x4
─
3-Way*
@ 3.0 x16
─
@ 3.0 x16
3.0 x1
@ 3.0 x8
3.0 x4
2-Way* 2-Way
@ 3.0 x16 @ 3.0 x8
─
3.0 x8
@ 3.0 x8 @ 3.0 x8
3.0 x1 3.0 x1
─ ─
3.0 x4 3.0 x4
─ ─
3.0 x4 3.0 x4
3-Way 4-Way
@ 3.0 x8 @ 3.0 x8
@ 3.0 x8 @ 3.0 x8
@ 3.0 x16 @ 3.0 x16
3.0 x1 3.0 x1
3.0 x8 @3.0 x8
3.0 x4 3.0 x4
3-Way* 3-Way
@ 3.0 x8 @ 3.0 x8
@ 3.0 x8 @ 3.0 x8
@ 3.0 x8 @ 3.0 x8
3.0 x1 3.0 x1
─
3.0 x4
─
3.0 x4
Single
@ 3.0 x8
─
3.0 x4
3.0 x1
─
3.0 x4