Reference Guide

Table 5. Expansion card riser specifications
Riser
configuration
and supported
risers
Slot
description
PCIe slots on
riser 1 (Height
and length)
Processo
r
connectio
n
PCIe slots on
riser 2 (Height
and length)
Processor
connectio
n
PCIe slots on
riser 3 (Height
and length)
Processo
r
connecti
on
Riser
configuration 0
(No riser)
No PCIe slots
(only rear
storage)
N/A N/A N/A N/A N/A N/A
Riser
configuration 1
(1B+2B)
Four x8 slots
Slot 1: x8 full-
height, full
length
Processor
1
Slot 4: x8 low
profile, half
length
Processor
1
N/A N/A
Slot 2: x8 full-
height, full
length
Processor
1
Slot 3: x8 full-
height, half
length
Processor
1
Riser
configuration 2
(1B+2C)
Three x8 and
one x16 slots
Slot 1: x8 full-
height, full
length
Processor
1
Slot 4: x16 low
profile, half
length
Processor
2
N/A N/A
Slot 2: x8 full-
height, full
length
Processor
1
Slot 3: x8 full-
height, half
length
Processor
1
Riser
configuration 3
(1A+2A)
Two x8 and
three x16 slots
Slot 1: x16 full-
height, full
length
Processor
1
Slot 4: x16 full-
height, full length
Processor
2
N/A N/A
N/A N/A Slot 5: x8 full-
height, full length
Processor
2
Slot 3: x16 full-
height, half
length
Processor
1
Slot 6: x8 low
profile, half
length
Processor
1
Riser
configuration 4
(1A+2A+3A)
Three x8 and
four x16 slots
Slot 1: x16 full-
height, full
length
Processor
1
Slot 4: x16 full-
height, full length
Processor
2
Slot 7: x8 full-
height, full
length
Processor
2
N/A N/A Slot 5: x8 full-
height, full length
Processor
2
Slot 8: x16 full-
height, full
length
Processor
2
Slot 3: x16 full-
height, half
length
Processor
1
Slot 6: x8 low
profile, half
length
Processor
1
Riser
configuration 5
(1B+2A+3A)
Six x8 and two
x16 slots
Slot 1: x8 full-
height, full
length
Processor
1
Slot 4: x16 full-
height, full length
Processor
2
Slot 7: x8 full-
height, full
length
Processor
2
Slot 2: x8 full-
height, full
length
Processor
1
Slot 5: x8 full-
height, full length
Processor
2
Slot 8: x16 full-
height, full
length
Processor
2
Slot 3: x8 full-
height, half
length
Processor
1
Slot 6: x8 low
profile, half
length
Processor
1
8 Technical specifications