Slot offered Type Description
Internal RAID Riser
Module (CPU1)
PCIe Gen4 x8 low profile slot
Slot 2 and 8 are normal PCIe slots or usable for slot expansion for riser
modules. Slot 3/4, slot 9/10, slot 3 and slot 9 are only available with a
GPGPU riser module.
As an option, up to two rear HDD cages can be installed. In this case
the riser modules are not available.
As an option, an internal RAID riser module can be installed behind
HDD backplane.
Position of riser modules
Figure 131: Positions of riser modules
1 Riser module 1, offers PCIe slot 3/4 or
PCIe slot 3 (GPGPU Riser).
2 Riser module 2, offers PCIe slot 9/10
or PCIe slot 9 (GPGPU Riser).
Expansion cards and backup units
236 Upgrade and Maintenance Manual RX2540 M6