Dell 
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PowerEdge R515 Technical Guide 
5.3  Supported Processors .................................................................................. 29 
5.4  Processor Configurations .............................................................................. 30 
5.5  Processor Installation .................................................................................. 30 
6  Memory ........................................................................................................ 31 
6.1  Overview ................................................................................................ 31 
6.2  DIMMs Supported ....................................................................................... 31 
6.3  DIMM Slots ............................................................................................... 32 
6.4  Speed .................................................................................................... 32 
6.5  Sparing ................................................................................................... 33 
6.6  Mirroring ................................................................................................. 33 
6.7  RAID ...................................................................................................... 33 
6.8  Supported Configurations ............................................................................. 33 
7  Chipset ........................................................................................................ 35 
7.1  Overview ................................................................................................ 35 
7.2  AMD I/O Bridges ........................................................................................ 35 
7.3  HyperTransport 3 (HT3) ............................................................................... 35 
7.4  Southbridge Link Interface ........................................................................... 35 
7.5  AMD SP5100 Southbridge (SP5100) ................................................................... 35 
8  BIOS ............................................................................................................ 36 
8.1  Overview ................................................................................................ 36 
8.2  Supported ACPI States ................................................................................. 37 
8.3  Power Management Modes ............................................................................ 37 
8.3.1  Dell Active Power Controller ................................................................... 37 
8.3.2  Power Saving BIOS Setting (OS Control) ....................................................... 37 
8.3.3  Maximum Performance .......................................................................... 37 
9  Embedded NICs/LAN on Motherboard (LOM) ............................................................. 40 
10  I/O Slots ....................................................................................................... 41 
10.1  Overview ................................................................................................ 41 
10.1.1  Riser 1 PCI Expansion Slots...................................................................... 41 
10.1.2  Riser 2 (Optional) PCI Expansion Slots ........................................................ 41 
10.2  Boot Order .............................................................................................. 41 
10.3  NIC and LOM Enumeration ............................................................................ 41 
10.4  PCI Card Dimensions ................................................................................... 42 
11  Storage ........................................................................................................ 43 
11.1  Overview ................................................................................................ 43 
11.2  RAID Configurations .................................................................................... 43 
11.3  LED Indicators .......................................................................................... 45 
11.4  Optical Drives ........................................................................................... 45 
11.5  Tape Drives ............................................................................................. 45 
11.6  External Storage Support ............................................................................. 45 
12  Video ........................................................................................................... 46 
13  Rack Information ............................................................................................. 47 
13.1  Overview ................................................................................................ 47 
13.2  Rails ...................................................................................................... 47 
13.2.1  Sliding Rails ....................................................................................... 47 
13.2.2  Static Rails ........................................................................................ 48 
13.3  Cable Management Arm (CMA) ....................................................................... 49 
14  Operating Systems and Virtualization ..................................................................... 51 
15  Systems Management ........................................................................................ 52 
15.1  Overview ................................................................................................ 52 
15.2  Server Management .................................................................................... 52