Dell

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.

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PowerEdge R515 Technical Guide

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Dell R515 manual 10 I/O Slots, Boot Order, NIC and LOM Enumeration, Riser 1 PCI Expansion Slots