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Riser
Slot description PCIe slots on
configuration
and supported
risers
Riser
Five x8 and
configuration 6
three x16 slots
(1D+2A+3A)
Table 43. Riser configurations with 4 PCIe slots [Riser configuration 1 (1B+2B) and Riser configuration 2 (1B+2C)]
Card Type
GPU (double width)
GPU (single width)
PCIe Bridge
Internal storage adapter
Express Flash NVMe PCIe SSD adapter
HCA EDR
100 GB NIC
100 G OPA
HCA FDR
40 GB NIC
40 GB NIC
HBA FC32
HBA FC32
25 GB NIC
25 GB NIC
HBA FC16
HBA FC16
10 GB NIC
10 GB NIC
HBA FC8
HBA FC8
1 GB NIC
1 GB NIC
External storage adapter
External storage adapter
BOSS
104
Dell EMC PowerEdge R740 Installation and Service Manual
Installing and removing system components
Processor
riser 1 (Height
connection
and length)
Slot1: x16 full-
Processor 1 Slot 4: x16 full-
height, full length
Slot 2: x8 full-
Processor 1 Slot 5: x8 full-
height, full length
Slot 3: x8 full-
Processor 1 Slot 6: x8 low
height, half length
Slot priority
N/A
N/A
4
4
1, 2, 3, 4
4
4
4
4
1, 2, 3
4
1, 2, 3
4
1, 2, 3
4
1, 2, 3
4
1, 2, 3
4
1, 2, 3
4
1, 2, 3
4
1, 2, 3
4
1, 2, 3
PCIe slots on riser
Processor
2 (Height and
connection
length)
Processor 2 Slot 7: x8 full-
height, full length
Processor 2 Slot 8: x16 full-
height, full length
Processor 1
profile, half length
Maximum number of cards
N/A
N/A
1
1
4
1
1
1
1
3
1
3
1
3
1
3
1
3
1
3
1
3
1
3
1
1
PCIe slots on
Processor
riser 3 (Height
connection
and length)
Processor
height, full length
2
Processor
height, full length
2
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