For more information about the specific versions and additions, see https://www.dell.com/support/home/Drivers/SupportedOS/
poweredge-r6525.
Cooling fan specifications
The PowerEdge R6525 system supports up to four standard (STD), high performance (HPR), or very high performance (VHP) dual
cooling fan modules.
Figure 100. Dual fan module
NOTE:
Mixing of STD, HPR, or VHP fan is not supported.
NOTE:
The STD, HPR, or VHP fan installation depends on the system configuration. For more information about the
supported fan configuration or matrix, see
System battery specifications
The PowerEdge R6525 system supports CR 2032 3.0-V lithium coin cell system battery.
Expansion card riser specifications
The PowerEdge R6525 system supports up to four PCI express (PCIe) Gen 4 expansion cards.
Table 55. Expansion card slots supported on the system board
PCIe slot
Risers
Riser width
PCIe slot height
PCIe slot length
Slot width
Slot 1
R2a (Riser 2)
x32 PCIe
Low profile
Half length
x16
Slot 1
R1a (Riser 1)
x16 PCIe
Full height
3/4th length
x16
Slot 1
R2b (Riser 2)
x32 PCIe
Low profile
Half length
x16
Slot 2
R2a (Riser 2)
x32 PCIe
Low profile
Half length
x16
Slot 2
R2b (Riser 2)
x32 PCIe
Low profile
Half length
x16
Slot 2
R4c + R4d (Riser 4)
x16 PCIe
Full height
3/4th length
x16
Slot 3
R3a (Riser 3)
x16 PCIe
Low profile
Half length
x16
Memory specifications
The PowerEdge R6525 system supports the following memory specifications for optimized operation.
Technical specifications
127