PCIe riser card connectors
See this section to locate the connectors on the PCIe riser card.
Two-slot riser card
Figure 1. Two-slot riser card connectors


1 R3 connector | 2 R1 connector |
3 Riser power connector | 4 GPU power connector |
5 R4 connector | 6 R2 connector |
7 PCIe x16 (Gen5 x16) slot | 8 PCIe x16 (Gen5 x16) slot |
Three-slot riser card (with power connector)
Figure 2. Three-slot riser card connectors (with power connector)


1 R3 connector | 2 R1 connector |
3 Riser power connector | 4 GPU power connector |
5 R2 connector | 6 PCIe x16 (Gen5 x8) slot |
7 PCIe x16 (Gen5 x16) slot | 8 PCIe x16 (Gen4 x16) slot |
Three-slot riser card (without power connector)
Figure 3. Three-slot riser card (without power connector)


1 R3 connector | 2 R1 connector |
3 R4 connector | 4 R2 connector |
5 PCIe x16 (Gen5 x16) slot | 6 PCIe x16 (Gen5 x8) slot |
7 PCIe x16 (Gen5 x8) slot |
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