Expansion Bus Specifications - Dell EMC Storage NX3340 Installation And Service Manual

Expansion bus specifications

The NX3340 system supports PCI express (PCIe) generation 3 expansion cards, which are installed on the system using expansion card
risers. This system supports 1A, and 2A expansion card risers.
Expansion card installation guidelines
Depending on your system configuration, the following PCI Express (PCIe) generation 3 expansion cards are supported:
Table 15. Expansion card riser configurations
Expansion card riser
Riser 1A
Riser 2A
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 the other expansion cards should be installed in the card
priority and slot priority order.
Table 16. Riser configurations: 1A + 2A
Card type
Adapter RAID (Dell design)
Infiniband HCA EDR (Mellanox)
100G NICs (Mellanox)
Omni-Path HFI (Intel)
Infiniband HCA FDR (Mellanox)
40G NICs (Intel)
40G NICs (Mellanox)
FC32 HBA (QLogic)
FC32 HBA (Emulex)
25G NICs (Broadcom)
25G NICs (Mellanox)
25G NICs (QLogic)
FC16 HBA (QLogic)
FC16 HBA (Emulex)
10Gb NICs (Broadcom)
10Gb NICs (Intel)
10Gb NICs (Mellanox)
PCIe slots on the riser
Slot 1
Slot 2
Slot 3
Slot priority
1
1, 2, 3
1, 2, 3
1, 2, 3
1, 2, 3
1, 2, 3
1, 2, 3
1, 2, 3
1, 2, 3
1, 2, 3
1, 2, 3
1, 2, 3
1, 2, 3
1, 2, 3
1, 2, 3
1, 2, 3
1, 2, 3
Processor connection Height
Processor 1 Low Profile
Processor 1 Low Profile
Processor 2 Low Profile
Length
Half Length
Half Length
Half Length
Form factor
Low Profile
Low Profile
Low Profile
Low Profile
Low Profile
Low Profile
Low Profile
Low Profile
Low Profile
Low Profile
Low Profile
Low Profile
Low Profile
Low Profile
Low Profile
Low Profile
Low Profile
Installing and removing system components
Slot width
x16
x16
x16
81