NOTE: The expansion-card slots are not hot-swappable.
The following table provides guidelines for installing expansion cards to ensure proper cooling and mechanical fit. The
expansion cards with the highest priority should be installed first using the slot priority indicated. All other expansion
cards should be installed in card priority and slot priority order.
Table 4. Expansion Card Installation Order
Card Priority Card Type Slot Priority—PowerEdge
R720
Slot Priority—PowerEdge
R720xd
Max Allowed
1 Dell PowerEdge Express
Flash (PCIe SSD) Bridge
4 Not Supported 1
2 GPU (single wide) 4, 6, 7, 5 Not Supported 4
GPU (double wide) 6, 4 Not Supported 2
3 GPU Host Interface Card
(HIC)
4, 6 Not Supported 2
4 RAID H710P 2 Not Supported 1
RAID H810 7, 6, 4, 5 6, 4, 5 2
5 Converged Network
Adapters (CNAs)
5, 7, 4, 6 4, 6, 5 4
6 10 Gb NICs 5, 7, 4, 6 4, 6, 5 4
7 FC4/8 HBA 5, 7, 4, 6 4, 6, 5 4
2, 3, 1 2, 3, 1
8 1 Gb NICs 5, 7, 4, 6 4, 6, 5 4
2, 3, 1 2, 3, 1
9 Non-RAID 5, 7, 4, 6 4, 6, 5 4
2, 3, 1 2, 3, 1
Removing An Expansion Card From The Expansion-Card Riser 2 Or 3
CAUTION: Many repairs may only be done by a certified service technician. You should only perform
troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or
telephone service and support team. Damage due to servicing that is not authorized by Dell is not covered by your
warranty. Read and follow the safety instructions that came with the product.
1. Turn off the system, including any attached peripherals, and disconnect the system from the electrical outlet and
peripherals.
2. Open the system.
3. Disconnect any cables connected to the expansion card.
4. Lift the expansion-card latch out of the slot.
5. Grasp the expansion card by its edges, and remove it from the expansion-card connector.
6. If you are removing the card permanently, install a metal filler bracket over the empty expansion slot opening and
close the expansion-card latch.
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