Dell PowerEdge XE9785 Installation and Service Manual
Expansion card installation guidelines
NOTE:The expansion cards 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 the other expansion cards should be installed in the card priority and slot priority order.
| Riser Configurations (RC) | Expansion Card Risers | Number of Processors | PERC Type Supported | Rear Storage Possible | x8 CPU 1 | x16 CPU 1 | x8 CPU 2 | x16 CPU 2 |
|---|---|---|---|---|---|---|---|---|
| RC0-B300 PSRBB | No Riser | 2 | N/A | No | 0 | 2 | 0 | 2 |
| RC0-MI355X PSBB | No Riser | 2 | N/A | No | 0 | 6 | 0 | 6 |
| Riser Configurations (RC) | Expansion Card Risers | Number of Processors | PERC Type Supported | Rear Storage Possible | Upstream from x16 CPU 2 OCP Slot 1 | Upstream from x16 CPU 2 PCIe Slot 2 | Upstream from x16 CPU 2 PCIe Slot 3 | Upstream from x16 CPU 2 PCIe Slot 4 | Upstream from x16 CPU 2 PCIe Slot 5 | Upstream from x16 CPU 2 PCIe Slot 6 | Upstream from x16 CPU 2 PCIe Slot 7 | Upstream from x16 CPU 1 PCIe Slot 8 | Upstream from x16 CPU 1 PCIe Slot 9 | Upstream from x16 CPU 1 PCIe Slot 10 | Upstream from x16 CPU 1 PCIe Slot 11 | Upstream from x16 CPU 1 PCIe Slot 12 | Upstream from x16 CPU 1 PCIe Slot 13 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| RC0-B300 PSRBB | No Riser | 2 | N/A | No | 1 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 1 | 0 |
| RC0-MI355X PSBB | No Riser | 2 | N/A | No | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Card Type | Slot Priority | Maximum Number of Cards |
|---|---|---|
| AMD GPU MI355X 1400W | 21, 22, 23, 24, 25, 26, 27, 28 | 8 |
| NVIDIA DPU 200 GB* | 6,9,3,12 | 4 |
| NVIDIA SuperNIC 400 GB* | 6,9,3,12 | 4 |
| Broadcom NIC: 200 GB | 4,8,7,11,2,10,5,13,6,9,3,12 | 12 |
| NVIDIA NIC: 100 GB* | 6,9,3,12 | 4 |
| Intel NIC: 100 GB* | 6,9,3,12 | 4 |
| Broadcom NIC: 100 GB* | 6,9,3,12 | 4 |
| AMD NIC: 400 GB | 4,8,7,11,2,10,5,13,6,9,3,12 | 12 |
| NVIDIA NIC: 400 GB* | 4,8,7,11,2,10,5,13,6,9,3,12 | 12 |
| Broadcom OCP: 200 GB | 1 | 1 |
| Broadcom OCP: 100 GB | 1 | 1 |
| Intel OCP: 100 GB* | 1 | 1 |
| NVIDIA OCP: 100 GB* | 1 | 1 |
| Broadcom OCP: 25 GB | 1 | 1 |
| NVIDIA OCP: 25 GB* | 1 | 1 |
| Intel OCP: 25 GB 4P* | 1 | 1 |
| Intel OCP: 25 GB 2P* | 1 | 1 |
| Broadcom OCP: 25 GB 4P | 1 | 1 |
| Intel OCP: 10 GB 2P* | 1 | 1 |
| Broadcom OCP: 10 GB 2P | 1 | 1 |
| BOSS-N1 DCMHS | 14 | 1 |
| Card Type | Slot Priority | Maximum Number of Cards |
|---|---|---|
| NVIDIA GPU B300 | 21, 22, 23, 24, 25, 26, 27, 28 | 8 |
| NVIDIA DPU 200GB* | 6,9,3,12 | 4 |
| NVIDIA DPU 400GB* | 6,9,3,12 | 4 |
| NVIDIA SuperNIC 400GB* | 6,9,3,12 | 4 |
| NVIDIA NIC: 400GB* | 6,9,3,12 | 4 |
| Broadcom NIC: 200 GB* | 6,9,3,12 | 4 |
| NVIDIA NIC: 100GB* | 6,9,3,12 | 4 |
| Intel NIC: 100GB* | 6,9,3,12 | 4 |
| Intel NIC: 25GB* | 6,9,3,12 | 4 |
| Broadcom NIC: 100GB* | 6,9,3,12 | 4 |
| Broadcom OCP: 200GB* | 1 | 1 |
| Broadcom OCP: 100GB* | 1 | 1 |
| Intel OCP: 100GB* | 1 | 1 |
| NVIDIA OCP: 100GB | 1 | 1 |
| Broadcom OCP: 25GB 2P* | 1 | 1 |
| NVIDIA OCP: 25GB | 1 | 1 |
| Intel OCP: 25GB 2P* | 1 | 1 |
| Broadcom OCP: 25GB 4P* | 1 | 1 |
| Intel OCP: 10GB 2P* | 1 | 1 |
| Broadcom OCP: 10GB 2P* | 1 | 1 |
| BOSS-N1 DCMHS | 14 | 1 |
NOTE:Feature not available at initial product launch. Refer to
the product configurator page on Dell.com to confirm feature availability.
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