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Dell PowerEdge R6625


The Dell PowerEdge R6625 is a 1U dual-socket rack server running up to two 4th Gen AMD EPYC 9004 Series processors with up to 128 cores each. It offers 24 DDR5 DIMM slots (up to 6TB at up to 4800 MT/s), up to three PCIe slots including Gen5, single-width GPU support, and up to 16x EDSFF E3.S Gen5 NVMe, 10x 2.5" or 4x 3.5" front drives plus rear bays. Managed by iDRAC9, with air cooling or optional Direct Liquid Cooling, it is built for HPC, VDI and virtualization workloads. Fully configurable.

Looking to compare generations? See its Gen 17 successor, the Dell PowerEdge R6725, or compare Gen 16 models: Dell PowerEdge R6615 and Dell PowerEdge R660.

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  • Form Factor: 1U Rack
  • Processors: Up to 2x AMD EPYC 9004
  • Memory: 24x DDR5 DIMM slots, up to 6TB
  • Memory Speed: Up to 4800 MT/s
  • Storage: Up to 16x E3.S, 10x 2.5" or 4x 3.5"
  • Expansion: Up to 3x PCIe slots (Gen5/Gen4)
  • GPU Support: Up to 3x 75W single-width
  • Networking: Optional 2x 1GbE LOM, 1x OCP 3.0
  • Management: iDRAC9
  • Cooling: Air or Direct Liquid Cooling
  • Power: Redundant PSUs, 800W to 1800W

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Dell PowerEdge R6625 vs R6525: Specs & Key Differences

Feature PowerEdge R6625 PowerEdge R6525
Processors Up to 2x 4th Gen AMD EPYC 9004 (up to 128 cores) Up to 2x 2nd or 3rd Gen AMD EPYC
Memory 24x DDR5 DIMM slots, up to 6TB
Up to 4800 MT/s
32x DDR4 DIMM slots
RDIMM, LRDIMM, 3DS
PCIe Up to 3 slots (up to 2x Gen5) Up to 3x PCIe Gen4 x16 slots
GPU Support Up to 3x 75W SW Up to 3x 75W SW (LP)
Storage Up to 16x E3.S, 10x 2.5" or 4x 3.5"
Rear 2x 2.5" or 2x E3.S
Up to 10x 2.5" or 4x 3.5"
Rear 2x 2.5"
Networking Optional 2x 1GbE LOM + 1x OCP 3.0 OCP 3.0 (no LOM)
Management iDRAC9 iDRAC9
Cooling Air or optional DLC Air
Power 800W to 1800W 800W to 1400W
Form Factor 1U Rack 1U Rack

Frequently Asked Questions

Up to two 4th Generation AMD EPYC 9004 Series processors (SP5 socket) with up to 128 cores each, using Zen 4 or high-density Zen 4c cores.

It has 24 DDR5 RDIMM slots (12 per processor) for up to 6TB of memory, with RDIMM and 3DS DIMM support. DIMMs rated at 5600 MT/s are clocked down to the platform maximum of 4800 MT/s.

Front options include up to 4x 3.5-inch SAS/SATA, up to 8x 2.5-inch NVMe, up to 10x 2.5-inch SAS/SATA/NVMe, or 14 or 16 EDSFF E3.S Gen5 NVMe drives. Rear options add 2x 2.5-inch SAS/SATA or 2x E3.S NVMe drives, with BOSS-N1 M.2 NVMe boot. Please specify your capacity needs when you submit your quote configuration.

Yes. Dell's spec sheet lists up to three 75W single-width GPUs. The R6625 is air cooled with up to four dual hot-plug fan modules, and Direct Liquid Cooling is optional; DLC requires rack manifolds and a cooling distribution unit (CDU).

The R6625 moves from 2nd/3rd Gen AMD EPYC (SP3) to EPYC 9004 (SP5) with up to 128 cores per CPU, and from DDR4 to DDR5 at up to 4800 MT/s. It adds PCIe Gen5, EDSFF E3.S Gen5 NVMe, an optional 2x 1GbE LOM, optional liquid cooling, an 1800W PSU option and BOSS-N1 NVMe boot.