PCIe expansion card riser configurations
Table 14. PCIe Expansion card riser configurations for R740 and R740xd
Expansion card
riser
PCIe slots on the
riser
Height
Length
Link
Riser 1A
Slot 1
Full Height
Full Length
x16
Slot 3
Full Height
Half Length
x16
Riser 1B
Slot 1
Full Height
Full Length
x8
Slot 2
Full Height
Full Length
x8
Slot 3
Full Height
Half Length
x8
Riser 1D
Slot 1
Full Height
Full Length
x16
Slot 2
Full Height
Full Length
x8
Slot 3
Full Height
Half Length
x8
Riser 2A
Slot 4
Full Height
Full Length
x16
Slot 5
Full Height
Full Length
x8
Slot 6
Low Profile
Half Length
x8
Riser 2B
Slot 4
Low Profile
Half Length
x8
Riser 2C
Slot 4
Low Profile
Half Length
x16
Riser 3A
Slot 7
Full Height
Full Length
x8
Slot 8
Full Height
Full Length
x16
Table 15. PCIe riser configuration
Riser configuration
Numbers of CPUs
Supported PERC type
Possible rear storage
No riser
1 or 2
Mini-Mono
Yes
1B+2B
1 or 2
Mini-Mono/Adapter
Yes
1B+2C
2
Mini-Mono/Adapter
Yes
1A+2A
2
Adapter
No
1A+2A+3A
2
Adapter
No
1B+2A+3A
2
Mini-Mono/Adapter
No
1D+2A+3A
2
Adapter
No
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Networking and PCIe