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Table 50. Expansion card riser configurations (continued)
Configurations
Expansion card
risers
R2A
R3B
R4B
Config2. 4 x8 FH
R1Q
(Gen5) + 2x 8FH + 2
x16 LP
R2A
R3B
R4Q
Config3-1. 2 x16 LP +
R1P
2 x8 FH + 2 x16 FH
(Gen5)
R2A
R3B
R4P
Config3-2. 2 x16 LP +
R1P
2 x8 FH + 2 x16 DW
(Gen5)
R2A
PCIe Slots
Form factor
3
Low profile
6
Low profile
4
Full height
5
Full height
7
Full height
8
Full height
1
Full height
2
Full height
3
Low profile
6
Low profile
4
Full height
5
Full height
7
Full height
8
Full height
2
Full height
3
Low profile
6
Low profile
4
Full height
5
Full height
7
Full height
2
Full height (DW)
3
Low profile
Controlling
processor
Processor 1
Processor 2
Processor 2
Processor 2
Processor 2
Processor 2
Processor 1
Processor 1
Processor 1
Processor 2
Processor 2
Processor 2
Processor 2
Processor 2
Processor 1
Processor 1
Processor 2
Processor 2
Processor 2
Processor 2
Processor 1
Processor 1
Installing and removing system components
Slot's electrical
bandwidth/
physical
connector
PCIe Gen4 x16 (x16
connector)
PCIe Gen4 x16 (x16
connector)
PCIe Gen4 x8 (x16
connector)
PCIe Gen4 x8 (x16
connector)
PCIe Gen4 x8 (x16
connector)
PCIe Gen4 x8 (x16
connector)
PCIe Gen5 x8 (x16
connector)
PCIe Gen5 x8 (x16
connector)
PCIe Gen4 x16 (x16
connector)
PCIe Gen4 x16 (x16
connector)
PCIe Gen4 x8 (x16
connector)
PCIe Gen4 x8 (x16
connector)
PCIe Gen5 x8 (x16
connector)
PCIe Gen5 x8 (x16
connector)
PCIe Gen5 x16 (x16
connector)
PCIe Gen4 x16 (x16
connector)
PCIe Gen4 x16 (x16
connector)
PCIe Gen4 x8 (x16
connector)
PCIe Gen4 x8 (x16
connector)
PCIe Gen5 x16 (x16
connector)
PCIe Gen5 x16 (x16
connector)
PCIe Gen4 x16 (x16
connector)
123
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