Specifications

Dell
38
PowerEdge R515 Technical Guide
10 I/O Slots
10.1 Overview
The PowerEdge R515 includes a total of three PCIe slots and one dedicated internal storage card slot. Two
additional PCIe slots are available with the optional Riser 2. All slots are PCI Express Gen 2. See Table 14
and Table 14 for more information.
10.1.1 Riser 1 PCI Expansion Slots
Riser 1 includes three PCIe expansion slots and one dedicated slot for an internal storage card. See Table 14.
Table 14. Riser 1 PCI Expansion Slots
PCI Slot #
Mechanical
Electrical
Height
Length
1
x8
x4
Full height
Half length
2
x8
x4
Full height
Full length
3
x8
x8
Full height
Half length
4
x8
x4
For dedicated storage controller
The PowerEdge R515 supports 80W maximum power for the sum total of the PCI cards on Riser 1. Hot-
plugging of PCIe cards is not supported.
10.1.2 Riser 2 (Optional) PCI Expansion Slots
The optional Riser 2 is dedicated for an external general-purpose graphics processing unit solution (GPGPU).
Riser 2 includes one PCIe expansion slot and one dedicated slot for an internal storage card. See Table 15.
Table 15. Riser 2 (Optional) PCIe Expansion Slots
PCI Slot #
Mechanical
Electrical
Height
Length
1
x16
x16
Full height
Half length
2
x8
x4
For dedicated storage controller
The PowerEdge R515 supports 80W maximum power for the sum total of the PCI cards on Riser 2. Hot-
plugging of PCIe cards is not supported.
10.2 Boot Order
The boot order can be customized based on bootable devices detected by the BIOS.
10.3 NIC and LOM Enumeration
LOMs will enumerate first in order to have consistent Ethernet assignment (i.e., eth0). NIC enumeration
varies depending on configuration.