Dell PowerEdge R7725
Dell's two-socket 2U rack server for 5th Gen AMD EPYC 9005 Series (Zen5, SP5 socket): up to 192 cores per socket, 24 DDR5 DIMM slots (up to 6.14 TB), up to 40 EDSFF/2.5-inch/3.5-inch drives, up to 10 PCIe Gen5 slots and GPU/DPU support. Aimed at general-purpose, storage-dense and accelerated workloads.
Memory
- Slots
- 24 x 288-pin DDR5 RDIMM
- Capacity
- 16 GB, 32 GB, 64 GB, 96 GB, 128 GB, 256 GB dual-rank DIMMs; system max 6.14 TB across two processors
- Notes
- DIMM slots are not hot-pluggable; the processor may reduce the rated DIMM speed
Storage
- Configurations
- No backplane; up to 8 x 2.5" SAS/SATA/NVMe; up to 12 x 3.5" SAS/SATA; up to 16 x 2.5" SAS/SATA; up to 16 x 2.5" SAS/SATA + 8 x U.2/2.5" NVMe; up to 24 x 2.5" SAS/SATA; up to 8/16/32/40 x EDSFF E3.S Gen5 NVMe
- Internal controllers
- PERC H975i (ESXi needs 9.0+), PERC H965i, PERC H365i, H965e, HBA465e
- Boot
- Boot Optimized Storage Subsystem (BOSS-N1 DC-MHS)
Graphics
- GPU support
- Up to two 450 W double-width GPUs, or up to six single-width GPUs
Expansion
- Slots
- Up to 10 PCIe Gen5 slots on the HPM board (Slots 1-5 to processor 2, Slots 7-9 to processor 1), dual OCP NIC and BOSS
- Slot 6 / Slot 10
- Slot 6 dedicated to BOSS (x4); Slot 10 dedicated to OCP NIC (x16)
- Liquid cooling
- Slots 3 and 9 switch from full-height to low-profile in Direct Liquid Cooling (DLC) configurations
Networking
- BMC
- Datacenter-Secure Control Module (DC-SCM), 1 GbE x2
- OCP NIC 3.0
- 1 GbE x4, 10 GbE x2/x4, 25 GbE x2/x4, 100 GbE x2, 200 GbE x2 (configurable to 400 GbE x1)
- PCIe Add-in NIC
- 200 GbE x2 (configurable to 400 GbE x1), 100 GbE x2, 25 GbE x2
- Fibre Channel HBA
- FC32, FC64
- DPU
- NVIDIA BlueField-3 2x200 GbE (B3220), 1x400 GbE (B3140H), and B3240 supported in specific riser configs
Power
- PSU options
- 800 W and 1100 W (Titanium/Platinum); 1500 W, 1500 W 277 VAC/HVDC, 1800 W, 2400 W, 3200 W, 3200 W 277 VAC/HVDC (Titanium); 1400 W -48 V DC
- Redundancy
- Up to two hot-plug AC or DC PSUs
- Fans
- Up to 6 hot-plug fans: High Performance Silver, Gold or Platinum
Ports
- Front
- 1 x USB 2.0 Type-A (optional), 1 x USB Type-C dual-mode host/BMC Direct port
- Rear
- 1 Gb dedicated BMC Ethernet, 2 x USB 3.1 Type-A, 1 x VGA (DB-15 on DC-SCM), OCP NIC 3.0 port(s)
- Internal
- 1 x USB 3.1 Type-A
Physical
- Form factor
- 2U rack
- Dimensions
- 86.8 mm H x 434.0 mm W (482.0 mm with ears) x 771.62 mm D (ear to PSU handle; 700.7 mm ear to rear wall)
- Weight
- 25.1 kg no-backplane minimum; up to 36.1 kg with 12 x 3.5" drives
- Battery
- One CR 2032 3.0 V lithium coin cell
Management
- BMC
- iDRAC10 (Core, 17G platform)
Operating systems
- Supported
- Microsoft Windows Server with Hyper-V, Canonical Ubuntu Server LTS, Red Hat Enterprise Linux, SUSE Linux Enterprise Server, VMware ESXi
Processors
- AMD EPYC 9015
- AMD EPYC 9115
- AMD EPYC 9135
- AMD EPYC 9175F
- AMD EPYC 9255
- AMD EPYC 9275F
- AMD EPYC 9335
- AMD EPYC 9355
- AMD EPYC 9375F
- AMD EPYC 9455
- AMD EPYC 9475F
- AMD EPYC 9535
- AMD EPYC 9555
- AMD EPYC 9575F
- AMD EPYC 9655
- AMD EPYC 9745
- AMD EPYC 9755
- AMD EPYC 9825
- AMD EPYC 9845
- AMD EPYC 9965