Dell PowerEdge R7725 - 双EPYC 9475F,1 TB DDR5-6400,混合NVME和SATA存储,双1100W Platinum PSU
  • 产品分类:服务器
  • 零件编号:PowerEdge R7725
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Title

Dell PowerEdge R7725 – Dual EPYC 9475F, 1 TB DDR5-6400, Mixed NVMe & SATA Storage, Dual 1100W Platinum PSU

Keywords

PowerEdge R7725, AMD EPYC 9475F, DDR5-6400 Memory, NVMe U.2 SSDs, SATA HDDs, PERC RAID Controllers, 10/25GbE Networking, 1100W Platinum PSU

Description

The Dell PowerEdge R7725 is a 2U dual-socket rack server from Dell’s 17th generation, designed for very high performance and flexibility. It supports the 5th-generation AMD EPYC 9005 series processors. According to Dell documentation, it provides up to 24 DDR5 DIMMs, high memory bandwidth (up to DDR5-6400 for compatible CPUs), and a wide range of storage options including SAS/SATA, U.2 NVMe, and EDSFF NVMe drives.

Your specific build features **2 × AMD EPYC 9475F** CPUs. The 9475F is a 48-core / 96-thread part, with base clock 3.65 GHz and boost up to ~4.80 GHz, with a 400 W TDP. It supports Socket SP5 and up to DDR5-6400 memory.

Memory is configured with **8 × 128 GB DDR5-6400 ECC Registered DIMMs** (i.e. ~1 TB total), which gives strong capacity for large workloads, virtualization, or database operations. Since the R7725 supports 24 DIMM slots per system, you have room to scale more if needed.

Storage is mixed: you’ve included 2 × 20 TB SAS SATA HDDs for bulk / capacity storage, 2 × 480 GB SATA SSDs for faster tiering, and 5 × 7.68 TB U.2 NVMe SSDs for high throughput, low latency operations. RAID is handled via Dell PERC RAID controllers (H965i and H975i in your spec) which support both SAS/SATA and NVMe configurations. This gives you a tiered storage setup balancing performance and cost.

Networking uses a Dell Broadcom 57508 Dual-Port 10/25 GbE OCP 3.0 NIC, which gives you high-speed connectivity suitable for clustering, fast data transfer, or high-traffic server roles. Power is provided by high efficiency 1100 W Platinum hot-swap redundant PSUs, giving some margin under heavy loads. The system includes support for iDRAC for remote management.

Key Features

  • 2 × AMD EPYC 9475F CPUs: 48 cores / 96 threads each, strong for compute / virtualization / HPC work.
  • 1 TB DDR5-6400 ECC Registered memory (8 DIMMs), with broad support in Dell R7725.
  • Mixed storage tiers: large capacity HDDs, mid-tier SATA SSDs, and high performance NVMe U.2 SSDs. Tiered performance + capacity.
  • Dual RAID controllers (PERC H965i + H975i) giving flexibility and redundancy in storage configuration.
  • High speed networking: Dual-Port 10/25 GbE NIC via Broadcom 57508.
  • Redundant hot-swap power (1100 W Platinum), suited for mixed loads.
  • 2U rack form factor with front rails, bezel + iDRAC remote management.

Configuration

ComponentSpecification
ModelDell PowerEdge R7725 (2U dual-socket rack server)
CPUs2 × AMD EPYC 9475F (48C / 96T, 3.65 GHz base, up to ~4.80 GHz turbo, 400W)
Memory8 × 128 GB DDR5-6400 ECC Registered DIMMs (~1 TB total)
Storage – HDDs2 × 20 TB Seagate Exos X24 3.5″ 7.2K SATA
Storage – SATA SSDs2 × 480 GB Dell SATA SSDs, Read-Intensive
Storage – NVMe5 × 7.68 TB Dell U.2 NVMe SSDs, Read-Intensive
RAID ControllersPERC H965i (4 GB cache) + PERC H975i (8 GB cache)
NetworkingBROADCOM 57508 Dual-Port 10/25 GbE OCP3.0
Power Supplies2 × 1100 W Platinum hot-swap redundant PSUs
ExtrasRails, Bezel, iDRAC Remote Management

Compatibility

The R7725 supports two AMD EPYC 9005 series CPUs (like the 9475F), up to 192 cores per socket, with up to ~6400 MT/s DDR5 depending on CPU memory support.

Memory: 24 DIMM slots with ECC RDIMM support. Your 8 DIMM usage leaves room to scale considerably.

Storage bays: The R7725 supports multiple front bay configurations including NVMe/U.2, SAS/SATA, EDSFF, etc. This spec with NVMe + SATA is supported in Dell's flexible configuration options.

Usage Scenarios

High Performance Compute / AI / ML Training — with many cores, heavy memory, and NVMe SSDs, this system is well-suited for compute-intensive tasks.

Mixed Workloads / Tiered Storage — large capacity HDDs alongside NVMe allow capacity + performance trade-offs.

Virtualization or VDI Environments — Good core count + memory + fast storage allows hosting many VMs/Containers.

Database & Analytics — NVMe for hot / active data, SATA for colder storage, RAID for redundancy; excellent for enterprise database uses.

Frequently Asked Questions

Q1: What is the power draw of the EPYC 9475F CPUs?
A: AMD EPYC 9475F has a TDP of about 400 W per CPU. Dual CPUs plus NVMe, RAID, memory, etc. will increase total system power; ensure cooling & power supply overhead.
Q2: Can all NVMe SSDs run at full performance in this chassis?
A: Yes — the R7725 supports U.2 / NVMe front drive options and hot-swappable NVMe bays. Driver / firmware must support full PCIe lanes.
Q3: Is 1100W Platinum PSU enough for this configuration?
A: Likely sufficient for baseline load, but if you push full CPU turbo / many NVMe drives under load, you’ll be approaching power limits. Higher PSU options exist.
Q4: Does iDRAC support enterprise features in this configuration?
A: Yes — R7725 supports Dell’s iDRAC management, including remote lifecycle control, firmware, monitoring. Including bezel and rails help physical management.
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