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34
Overview of Components
PCIe bandwidth table
For Ryzen™ Desktop processors
Slot Single 2-Way 3-Way
PCI_E1 (CPU) 3.0 x16* 3.0 x8* 3.0 x8*
PCI_E2 (PCH) 2.0 x1 2.0 x1 2.0 x1
PCI_E3 (CPU) ―3.0 x8* 3.0 x8*
PCI_E4 (PCH) 2.0 x1 2.0 x1 2.0 x1
PCI_E5 (PCH) ―2.0 x4 ―2.0 x4 2.0 x4*
M2_1 (CPU) 3.0 x4 3.0 x4 3.0 x4
M2_2 (PCH) 2.0 x4 ―2.0 x4 ――
(─: unavailable, *: graphics card)
For Ryzen™ with Radeon™ Vega Graphics/ Athlon™ with Radeon™ Vega Graphics
and A-series / Athlon™ X4 processors
Slot Single 2-Way
PCI_E1 (CPU) 3.0 x8*/ 3.0 x4**** 3.0 x8*/ 3.0 x4****
PCI_E2 (PCH) 2.0 x1 2.0 x1
PCI_E3 (CPU) ――
PCI_E4 (PCH) 2.0 x1 2.0 x1
PCI_E5 (PCH) ―2.0 x4 2.0 x4*
M2_1 (CPU)
3.0 x2**/ 3.0 x4***
3.0 x2**/ 3.0 x4***
M2_2 (PCH) 2.0 x4 ――
(─: unavailable, *: graphics card, **: for Athlon™ with Radeon™ Vega Graphics
and A-series/ Athlon™ X4 processors, ***: for Ryzen with Radeon Vega Graphics
processors, **** for Athlon™ with Radeon™ Vega Graphics processors)
Important
PCI_E5 slot will be unavailable when installing M.2 PCIe SSD in M2_2 slot.
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