PCIe bandwidth table
For Ryzen™ Desktop processors
Slot
PCI_E1 (CPU)
PCI_E2 (PCH)
PCI_E3 (PCH)
PCI_E4 (CPU)
PCI_E5 (PCH)
PCI_E6 (PCH)
M2_1 (CPU)
M2_2 (PCH)
(─: unavailable, *: graphics card)
For Ryzen™ Desktop Processors with Radeon Vega Graphics & A-Series/Athlon™
Processors
Slot
PCI_E1 (CPU)
PCI_E2 (PCH)
PCI_E3 (PCH)
PCI_E4 (CPU)
PCI_E5 (PCH)
PCI_E6 (PCH)
M2_1 (CPU)
M2_2 (PCH)
(─: unavailable, *: graphics card, **: for A-Series/Athlon™ Processors, ***: for
Ryzen™ Desktop Processors with Radeon Vega Graphics)
Important
PCI_E6 slot will be unavailable when installing PCIe M.2 SSD in M2_2 slot.
Single
Gen 3.0 x 16*
Gen 2.0 x 1
Gen 2.0 x 1
─
Gen 2.0 x 1
Gen 2.0 x 4
Gen 3.0 x 4
─
Gen 2.0 x 4
Gen 2.0 x 4
Gen 3.0 x 2**/ Gen 3.0 x 4***
─
─
Gen 2.0 x 4
─
Single
Gen 3.0 x 8*
Gen 2.0 x 1
Gen 2.0 x 1
─
Gen 2.0 x 1
2-Way
Gen 3.0 x 8*
Gen 2.0 x 1
Gen 2.0 x 1
Gen 3.0 x 8*
Gen 2.0 x 1
─
Gen 3.0 x 4
Gen 2.0 x 4
─
Gen 2.0 x 4
Overview of Components
15