Dell PowerEdge R7525 EMC Installation and Service Manual - Page 183

Memory specifications, Storage controller specifications

Page 183 highlights

Table 64. Expansion card slots supported on the system board (continued) PCIe slot With Regular shroud PCIe slot length R1a R1b R1c R2a R3a R3b R4a R4b R4c Height- 4 and Full Half Length Length Slot 6 Low profile-Half Length x16 Low profile Full Slot and Full Height-3/ 7 Height- 4 and Full Half Length Length x16(GPU) x8 x16 Low profile Slot and Full 8 Height- Half Length Low profile and Full HeightHalf Length x8 x16 Memory specifications The PowerEdge R7525 system supports the following memory specifications for optimized operation. Table 65. Memory specifications DIMM type DIMM rank Single rank Single processor DIMM capacity Minimum RAM Maximum RAM 8 GB 8 GB 128 GB Dual processor Minimum RAM Maximum RAM 16 GB 256 GB RDIMM Dual rank 16 GB 32 GB 16 GB 32 GB 256 GB 512 GB 32 GB 64 GB 512 GB 1 TB 64 GB 64 GB 1 TB 128 GB 2 TB LRDIMM Octa rank 128 GB 128 GB 2 TB 256 GB 4 TB Table 66. Memory module sockets Memory module sockets 32, 288-pin Speed 3200 MT/s, 2933 MT/s, 2666 MT/s Storage controller specifications The PowerEdge R7525 system supports the following controller cards: Table 67. PowerEdge R7525 system controller cards Internal controllers External controllers • PERC H745 • PERC H345 • HBA345 • S150 • Boot Optimized Storage Subsystem (BOSS-S1): HWRAID 2 x M.2 SSDs • 12Gbps SAS Ext. HBA • PERC H840 Technical specifications 183

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Table 64. Expansion card slots supported on the system board (continued)
PCIe
slot
With
Regular
shroud
PCIe slot
length
R1a
R1b
R1c
R2a
R3a
R3b
R4a
R4b
R4c
Height-
Half Length
4 and Full
Length
Slot
6
Low
profile-Half
Length
x16
Slot
7
Low profile
and Full
Height-
Half Length
Full
Height-3/
4 and Full
Length
x16(GPU)
x8
x16
Slot
8
Low profile
and Full
Height-
Half Length
Low
profile
and Full
Height-
Half
Length
x8
x16
Memory specifications
The PowerEdge R7525 system supports the following memory specifications for optimized operation.
Table 65. Memory specifications
DIMM type
DIMM rank
DIMM capacity
Single processor
Dual processor
Minimum RAM
Maximum RAM
Minimum RAM
Maximum RAM
RDIMM
Single rank
8 GB
8 GB
128 GB
16 GB
256 GB
Dual rank
16 GB
16 GB
256 GB
32 GB
512 GB
32 GB
32 GB
512 GB
64 GB
1 TB
64 GB
64 GB
1 TB
128 GB
2 TB
LRDIMM
Octa rank
128 GB
128 GB
2 TB
256 GB
4 TB
Table 66. Memory module sockets
Memory module sockets
Speed
32, 288-pin
3200 MT/s, 2933 MT/s, 2666 MT/s
Storage controller specifications
The PowerEdge R7525 system supports the following controller cards:
Table 67. PowerEdge R7525 system controller cards
Internal controllers
External controllers
PERC H745
PERC H345
HBA345
S150
Boot Optimized Storage Subsystem (BOSS-S1): HWRAID 2 x
M.2 SSDs
12Gbps SAS Ext. HBA
PERC H840
Technical specifications
183