Table 4. Systems supporting two PCIe expansion cards

Riser

PCIe Slot

Processor

Height

Length

Link

Slot Width

 

 

Connection

 

 

Width

 

 

 

 

 

 

 

 

2

1

Processor 1

Low Profile

Half Length

x8

x16

 

 

Processor 2

Low Profile

Half Length

x16

x16

3

2

Processor 1

Full height

Three-fourth

x16

x16

 

 

 

 

Length

 

 

NOTE: Only a three-fourth length card is supported for the PCIe expansion card slot (slot 2) on riser 3.

NOTE: For a server with three PCIe cards, only MiniSAS HD third party cards are supported in slot 3. For a server with two PCIe cards, only MiniSAS HD third party cards are supported in slot 1.

NOTE: You can install expansion cards only on one slot on riser 2.

NOTE: Both the processors must be installed to use the x16 link on the riser 2 slot.

The following table provides a guide for installing expansion cards to ensure proper cooling and mechanical fit. The expansion cards with the highest priority must be installed first using the slot priority indicated. All other expansion cards must be installed in the specified card priority and slot priority order.

Table 5. Expansion-card installation priority

Card Priority

Card Type

Systems Supporting up to 2

Systems Supporting up to 3 PCIe

 

 

PCIe Expansion Cards

Expansion Cards

 

 

 

 

 

 

 

 

Slot Priority

Max Allowed

Slot Priority

Max Allowed

 

 

 

 

 

 

1

PCIe Bridge

N/A

N/A

1

1

2

RAID

1

1

3, 1

2

3

40 G NICs

2, 1

1

3,2

1

4

10 Gb NICs

2, 1

2

3, 2, 1

3

5

FC16 HBA

2, 1

1

3, 2, 1

1

6

FC8 HBA

2, 1

1

3, 2, 1

3

7

FC4 HBA

2, 1

1

3, 2, 1

3

8

FC16 HBA

2,1

1

N/A

N/A

9

1 Gb NICs

2, 1

1

3, 2, 1

3

10

Non-RAID

2

1

N/A

N/A

11

Integrated RAID

Integrated Slot

1

Integrated Slot

1

12

NDC

Integrated Slot

1

Integrated Slot

1

Removing an expansion card

Prerequisites

1.Ensure that you read the Safety instructions.

83

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Dell E26S Series owner manual Removing an expansion card