PCIe riser board slot definitions
| Expansion Slots | Riser board options | Technology | Bus Width | Connector Width | Form Factor | Notes |
|---|---|---|---|---|---|---|
| 1 | PCIe riser | PCIe 3.0 | x16 | x16 | Low-profile | — |
| 2 | PCIe riser | PCIe 3.0 | x8 | x8 | Low-profile |
Unavailable when a x16 riser is installed in slot 3 |
| 3 |
PCIe riser GPU FlexibleLOM |
PCIe 3.0 |
x8 x16 x8 |
x8 x16 x8 |
Full-height/Half-length GPU FlexibleLOM |
— |