PCIe
slot
Type CPU Type Length/
Height
Function
8 PCIe Gen 3 2 x16 (mechanical x16) max.
167 mm / FH
8*
OCP 1 max.
167 mm / FH
OCP
connector
9 PCIe Gen 3 2 x16 (mechanical x16) max.
167 mm / FH
* When using an OCP module, the standard PCIe x16 slot is not usable.
Figure 203: PCIe slot overview on the rear - high performance
PCIe
slot
Type CPU Type Length/
Height
Function
1 PCIe Gen 3 1 x8 (mechanical x8) max.
167 mm / FH
second
RAID
controller
2 PCIe Gen 3 1 x8 (mechanical x8) max.
167 mm / FH
preferred
slot for
RAID
controller
(system
boot)
Expansion cards and backup units
326 Upgrade and Maintenance Manual TX2550 M5