The locations of the PCIe slots are shown in the following figure.
Figure 8. Slot locations
Riser 1 supplies slots 1, 2, and 3, and Riser 2 supplies slots 5 and 6. The slots that are available for use
depend on the number of riser cards that are installed and whether the second processor is installed, as
shown in the following table.
Table 23. Slots available for use
Riser Card 1
Riser Card 2
Slots available for use
One processor
None
None
LOM, 4
None
PCIe x16/x8
LOM, 4, 6
PCIe x8/x8/x8 or PCIe x8 ML2/x8/x8
None
LOM, 1, 2, 3, 4
PCIe x8/x8/x8 or PCIe x8 ML2/x8/x8
PCIe x16/x8
LOM, 1, 2, 3, 4, 6
PCIe x16/x8
None
LOM, 1, 3, 4
PCIe x16/x8
PCIe x16/x8
LOM, 1, 3, 4, 6
Two processors
None
None
LOM, 4
None
PCIe x16/x8
LOM, 4, 5, 6
PCIe x8/x8/x8 or PCIe x8 ML2/x8/x8
None
LOM, 1, 2, 3, 4
PCIe x8/x8/x8 or PCIe x8 ML2/x8/x8
PCIe x16/x8
LOM, 1, 2, 3, 4, 5, 6
PCIe x16/x8
None
LOM, 1, 3, 4
PCIe x16/x8
PCIe x16/x8
LOM, 1, 3, 4, 5, 6
Lenovo ThinkSystem SR590 Server
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