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Dell PowerEdge R6525

The Dell PowerEdge R6525 is a 1U dual-socket rack server running up to two 2nd or 3rd Generation AMD EPYC processors with up to 64 cores each. It offers 32 DDR4 DIMM slots (up to 2TB RDIMM or 4TB LRDIMM at up to 3200 MT/s), up to 12x 2.5" SAS/SATA/NVMe drives (10 front plus 2 rear) or 4x 3.5", three PCIe Gen4 x16 slots, two 1GbE LOM ports and an OCP 3.0 slot. Managed by iDRAC9, it packs high core counts into 1U for HPC and virtualization. Fully configurable.

Looking to compare generations? See its Gen 16 successor, the Dell PowerEdge R6625, or compare Gen 15 models: Dell PowerEdge R6515 and Dell PowerEdge R7525.

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  • Form Factor: 1U Rack
  • Processors: Up to 2x 2nd or 3rd Gen AMD EPYC (up to 64 cores)
  • Memory: 32x DDR4 DIMM slots, up to 2TB RDIMM or 4TB LRDIMM
  • Memory Speed: Up to 3200 MT/s
  • Storage: Up to 12x 2.5" SAS/SATA/NVMe (10 front + 2 rear), 8x 2.5" or 4x 3.5"
  • Expansion: 3x PCIe Gen4 x16 slots
  • GPU Support: Up to 2x single-wide
  • Networking: 2x 1GbE LOM, 1x OCP 3.0 (x16)
  • Management: iDRAC9
  • Cooling: Air
  • Power: Redundant 800W, 1100W or 1400W PSUs

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Dell PowerEdge R6525 vs R6415: Specs & Key Differences

Feature PowerEdge R6525 PowerEdge R6415
Processors Up to 2x 2nd or 3rd Gen AMD EPYC (up to 64 cores) 1x AMD EPYC (Naples, SP3)
Processor Interconnect xGMI N/A (single socket)
Memory 32x DDR4 RDIMM, LRDIMM or 3DS 16x DDR4 RDIMM or LRDIMM
Storage Up to 10+2 PCIe SSD, 3.5"/2.5" SAS/SATA Up to 10x PCIe SSD, 3.5"/2.5" SAS/SATA
Storage Controllers H755N, H745, H345, H840, HBA345, HBA355
Software RAID S150		 HBA330, H330, H730P, H740P
Software RAID S140
PCIe Up to 3 (PCIe 4.0 x16) Up to 2 (PCIe 3.0 x16)
GPU Support Up to 2x single-wide Not supported
Networking 2x 1GbE LOM + OCP 3.0 LOM riser (2x 1Gb/10Gb) + OCP 2.0
Power 800W, 1100W or 1400W 450W Gold cabled or 550W Platinum
Form Factor 1U Rack 1U Rack

Frequently Asked Questions

Up to two 2nd or 3rd Generation AMD EPYC processors with up to 64 cores each, for up to 128 cores in 1U, linked by xGMI.

It has 32 DDR4 DIMM slots for up to 2TB with RDIMMs or 4TB with LRDIMMs, at up to 3200 MT/s. 3DS DIMMs are also supported.

Front options include 4x 3.5-inch, 8x 2.5-inch or 10x 2.5-inch drives, with an optional rear module for 2 more 2.5-inch drives (12 total). SAS, SATA and NVMe are supported. Please specify your capacity needs when you submit your quote configuration.

Yes. Dell's spec sheet lists up to two single-wide GPUs. The R6525 has three PCIe Gen4 x16 slots.

Dell compares the R6525 with the single-socket R6415. The R6525 adds a second socket, moves from Naples to 2nd/3rd Gen EPYC, doubles DIMM slots from 16 to 32, and goes from two PCIe Gen3 slots to three Gen4 slots. It also adds OCP 3.0, rear NVMe bays and GPU support.

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