Dell PowerEdge C6520 EMC Installation and Service Manual - Page 32

Expansion card installation guidelines, Table 8. Expansion card riser configurations

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Expansion card installation guidelines Figure 35. Expansion card slot connectors 1. Riser 1a or Riser 1a with support for SNAP I/O modules (Slot 1) 2. Riser 2b (Slot 2) The following table describes the expansion card riser configurations: Table 8. Expansion card riser configurations Configurati Expansion PCIe Controlling Heigh Length Slot Supported configurations ons card risers Slots processor t width Config1. with R1a 1x LP 1 Processor 1 Low Half x16 ● 12 x 3.5-inch drives and 2 Profile length ● 24 x 2.5-inch drives ● 8 x 2.5-inch NVMe drives ● 24 x 2.5-inch NVMe drives ● No backplane Config2. with R1a 2x LP R2b 1 Processor 1 Low Half x16 ● 12 x 3.5-inch drives and 2 Profile length ● 24 x 2.5-inch drives 2 Low Half x16 ● 8 x 2.5-inch NVMe drives Profile length ● 24 x 2.5-inch NVMe drives ● No backplane Config3. with R1b 1x LP 1 Processor 1 Low Half x8 + x8 ● 8 x 2.5-inch NVMe drives and 2 Profile length ● No backplane Config4. with R1b 1x LP R2b 1 Processor 1 Low Half x8 + x8 ● 8 x 2.5-inch NVMe drives and 2 Profile length ● No backplane 2 Low Half x16 Profile length 32 Installing and removing system components

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Expansion card installation guidelines
Figure 35. Expansion card slot connectors
1.
Riser 1a or Riser 1a with support for SNAP I/O modules (Slot 1)
2.
Riser 2b (Slot 2)
The following table describes the expansion card riser configurations:
Table 8. Expansion card riser configurations
Configurati
ons
Expansion
card risers
PCIe
Slots
Controlling
processor
Heigh
t
Length
Slot
width
Supported configurations
Config1. with
1x LP
R1a
1
Processor 1
and 2
Low
Profile
Half
length
x16
●
12 x 3.5-inch drives
●
24 x 2.5-inch drives
●
8 x 2.5-inch NVMe drives
●
24 x 2.5-inch NVMe drives
●
No backplane
Config2. with
2x LP
R1a
1
Processor 1
and 2
Low
Profile
Half
length
x16
●
12 x 3.5-inch drives
●
24 x 2.5-inch drives
●
8 x 2.5-inch NVMe drives
●
24 x 2.5-inch NVMe drives
●
No backplane
R2b
2
Low
Profile
Half
length
x16
Config3. with
1x LP
R1b
1
Processor 1
and 2
Low
Profile
Half
length
x8 + x8
●
8 x 2.5-inch NVMe drives
●
No backplane
Config4. with
1x LP
R1b
1
Processor 1
and 2
Low
Profile
Half
length
x8 + x8
●
8 x 2.5-inch NVMe drives
●
No backplane
R2b
2
Low
Profile
Half
length
x16
32
Installing and removing system components