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Dell PowerEdge R7425

The Dell PowerEdge R7425 is a 2U dual-socket AMD server for HPC, data analytics, VDI and scale-up software-defined storage. It runs up to two 1st Gen AMD EPYC processors with up to 32 cores each (64 in total) and 32 DDR4 DIMM slots for up to 4TB at 2666 MT/s. Storage scales to 24x 2.5" NVMe in front plus mid and rear bays, and up to three double-width GPUs fit for acceleration. Up to eight PCIe Gen3 slots, NDC networking up to 25GbE and iDRAC9 complete it. Fully configurable.

Looking to compare generations? See its Gen 15 successor, the Dell PowerEdge R7525, or compare Gen 14 models: Dell PowerEdge R7415 and Dell PowerEdge R740xd.

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  • Form Factor: 2U Rack
  • Processors: Up to 2x 1st Gen AMD EPYC (up to 32 cores)
  • Memory: 32x DDR4 DIMM slots, up to 4TB
  • Memory Speed: Up to 2666 MT/s
  • Storage: Up to 24x 2.5" (up to 24 NVMe) + mid and rear bays
  • Expansion: Up to 8x PCIe Gen3 slots
  • GPU Support: Up to 3x double-width or 6x single-width
  • Networking: NDC: 4x 1GbE, 4x 10GbE or 2x 25GbE
  • Management: iDRAC9 with Lifecycle Controller
  • Cooling: Air, hot-swap fans
  • Power: Redundant PSUs, 495W to 2000W

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Dell PowerEdge R7425 vs R7525: Specs & Key Differences

Feature PowerEdge R7425 PowerEdge R7525
Processors Up to 2x 1st Gen AMD EPYC (up to 32 cores) Up to 2x 2nd or 3rd Gen AMD EPYC (up to 64 cores)
Memory 32x DDR4 DIMM slots, up to 4TB 32x DDR4 DIMM slots, up to 2TB RDIMM or 4TB LRDIMM
Memory Speed Up to 2666 MT/s Up to 3200 MT/s
Storage Up to 24x 2.5" (up to 24 NVMe) + mid and rear bays Up to 24x 2.5" or 12x 3.5", plus 2x rear 2.5"
PCIe Up to 8x PCIe Gen3 Up to 8x PCIe Gen4
GPU Support Up to 3x double-width or 6x single-width Up to 3x 300W DW or 6x 75W SW
Networking NDC: 4x 1GbE, 4x 10GbE or 2x 25GbE 2x 1GbE LOM, 1x OCP 3.0
Management iDRAC9 iDRAC9
Power 495W to 2000W 800W, 1400W or 2400W
Form Factor 2U Rack 2U Rack

Frequently Asked Questions

Up to two 1st Gen AMD EPYC 7000 series processors with up to 32 cores each, for up to 64 cores in total.

Thirty-two DDR4 sockets support RDIMMs or LRDIMMs at up to 2666 MT/s. Dell's spec sheet lists up to 4TB with two processors.

Up to 24 front 2.5-inch drives (all NVMe capable) or 12 front 3.5-inch drives, plus optional mid bays (4 drives) and rear bays, for up to 32 SAS/SATA drives in total. Please specify your capacity needs when you submit your quote configuration.

Yes. With the GPU enablement kit it takes up to three double-width or six single-width GPUs, using 1100W or larger power supplies.

The Gen 15 R7525 moves to 2nd and 3rd Gen EPYC with up to 64 cores per socket, DDR4-3200 memory, PCIe Gen4 slots and an OCP 3.0 network slot. The R7425 offers a similar 2-socket, 24-NVMe 2U layout at a lower cost.

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