Dell PowerEdge R515 Technical Manual

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Dell PowerEdge R515 Technical Manual Manual pdf 41 page image

Dell41PowerEdge R515 Technical Guide10 I/O Slots10.1 OverviewThe PowerEdge R515 includes a total of three PCIe slots and one dedicated internal storage card slot. Twoadditional PCIe slots are available with the optional Riser 2. All slots are PCI Express Gen 2. See Table 16and Table 16 for more information.10.1.1 Riser 1 PCI Expansion SlotsRiser 1 includes three PCIe expansion slots and one dedicated slot for an internal storage card. See Table 16.Table 16. Riser 1 PCI Expansion SlotsPCI Slot # Mechanical Electrical Height Length1 x8 x4 Full height Half length2 x8 x4 Full height Full length3 x8 x8 Full height Half length4 x8 x4 For dedicated storage controllerThe 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 SlotsThe 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 17.Table 17. Riser 2 (Optional) PCIe Expansion SlotsPCI Slot # Mechanical Electrical Height Length1 x16 x16 Full height Half length2 x8 x4 For dedicated storage controllerThe 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 OrderThe boot order can be customized based on bootable devices detected by the BIOS.10.3 NIC and LOM EnumerationLOMs will enumerate first in order to have consistent Ethernet assignment (i.e., eth0). NIC enumerationvaries depending on configuration.