

Quick Specs
1U rack server
Processor | Max Cores: 64 Cores1x or 2x 2nd or 3rd Gen AMD EPYC
Memory | Max: RDIMM 2TB | LRDIMM 2TB16 DDR4 RDIMM/LRDIMM 3200Mhz
Boot:BOSS-S1
IDSDM on Riser 1A
S150 (SW RAID)
PERC H345, H355, H745, HBA345, HBA355
- 2 NVMe + 4 Drives on the NVMe Universal
- 6 Drives on the 24 Bay Direct
- 3 Drives on the 12 Bay
None
LOM:1 x 1 GbE LOM riser
OCP:1 x OCP 3.0 x16 Gen4
iDRAC:BMC with Virtual Media and Console (default)
PCIe Slots:2x PCIe x16 Gen4 Risers
1x OCP 3.0 x16 Gen4
1x PCIe x8 Gen3 M.2 Riser
1x Single-Wide GPU
- Dell PowerEdge C6400
- --------------------------------
- Dell PowerEdge C6420
- Dell PowerEdge C6520
- Dell PowerEdge C6525
Ideal for:
- High-Performance Computing (HPC)
- Web Tech
This is just 1 out of 3 Node servers supported.
The C6400 Enclosure Server must be configured separately.
The new Dell EMC PowerEdge C6525 is a compute-dense server designed to boost data center performance to tackle a variety of High-Performance Computing (HPC) workloads and applications.
The Dell EMC PowerEdge C6400 is a 2U enclosure that can handle up to four two-socket (2S) sleds. This Dell PowerEdge C6400 Chassis / Enclosure configuration can accommodate 4 Node Servers.
Deliver breakthrough performance, innovations and density for traditional and emerging workloads
The new Dell EMC PowerEdge C6525 is a compute-dense server designed to boost data center performance to tackle a variety of High Performance Computing (HPC) workload and applications. High-level features:
- Up to 512 processing cores in a 2U/4N dense server - The most available processing cores of any 2U Dell EMC PowerEdge server
- Up to 3200MT/s memory speed to reduce latency and deliver faster response
- Faster data transfer speeds with PCIe Gen 4
- Optimized core count and memory for large datasets
- Low latency and flexible high speed fabric for highly performant clusters
- Cost optimized design with rich single-socket configurations
Increase efficiency and accelerate operations with an automated infrastructure
The Dell EMC OpenManage™ systems management portfolio delivers an efficient and comprehensive solution for PowerEdge servers
through tailored, automated, and repeatable processes.
- Automate server life cycle management with scripting via the iDRAC Restful API with Redfish conformance.
- Simplify and centralize one to many management with the OpenManage Enterprise console.
- Utilize the OpenManage Mobile app to easily manage servers using a phone or tablet.
- Resolve issues with up to 72% less IT effort using automated proactive and predictive technology from ProSupport Plus and SupportAssist.**
Fortify your data center with integrated security
Every PowerEdge server is designed with a cyber resilient architecture, integrating
security deeply into every phase in the lifecycle, from design to retirement.
- Enhance security with platform enablement of AMD Secure Memory Encryption (SME) and Secure Encrypted Virtualization (SEV).
- Operate your workloads on a secure platform anchored by cryptographically trusted booting and silicon root of trust.
- Maintain server firmware safety with digitally signed firmware packages.
- Detect and remediate unauthorized or malicious change with drift detection and system lockdown.
- Securely and quickly wipe all data from storage media including hard drives, SSDs and system memory with System Erase.
| DIMM type | DIMM ranking | Capacity (GB) | DIMM rated voltage, Speed | 2nd Generation and 3rd Generation AMD EPYC processors |
|---|---|---|---|---|
| 1 DPC | ||||
| RDIMM | 1 R / 2 R | 8 GB, 16 GB, 32 GB, 64 GB | DDR4 (1.2 V), 3200 MHz | D: 3200 |
| LRDIMM | 2S4R | 128 GB | DDR4 (1.2 V), 2666 MHz | D: 2666 |
The system has two risers that can be installed. If you desire the Liquid Cooling feature for the CPUs. The Riser 2A is not supported as the liquid cooling tubes take up that slot.
| Riser option s | Slot 1 | Slot 2 | Length | Height | Primary processor | Minimum processor requirement | Supported configurations |
|---|---|---|---|---|---|---|---|
| Riser 1A | Riser 1A PCIe Gen 4 x 16 | NA | Half Length | Low Profile | 1 | 1 |
|
| Riser 1A+2A | Riser 1A PCIe Gen 4 x 16 | Riser 2A PCIe Gen 4 x 16 | Half Length | Low Profile | 1 and 2 | 2 |
|
| Riser 2A | NA | Riser 2A PCIe Gen 4 x 16 | Half Length | Low Profile | 2 | 2 |
|
| No riser | NA | NA | Half Length | Low Profile | NA | 1 |
|
The PowerEdge C6525 is installed with one Broadcom BCM54210S-Gigabit Ethernet controller as an independent Ethernetinterface device. When installing the OCP 3.0 Card you can raise the networking capabilities from 1GbE to 25 Gb network speed.
The PowerEdge C6525 supports multiple storage configurations for numerous type of workloads. The C6400 chassis supportsthe following configuration types:
- No hard drives in a no-backplane configuration.
- 24 x 2.5-inch direct backplane configuration with up to six SAS/SATA drives for each PowerEdge C6525 node.
- 24 x 2.5-inch NVMe backplane configuration with up to six drives for each PowerEdge C6525 node out of which 2 drivescan be NVMe drives. Both the drives can support up to Gen3 speed.
- 12 x 3.5-inch direct backplane configuration with up to 3 SAS/SATA drives for each PowerEdge C6525 node.
| Controllers | Models |
|---|---|
| Storage controllers | PERC H345, PERC H745, HBA345, HBA355i |
| Integrated storage controllers | S150 |
| H745 is Not supported for CPU TDP ≥ 180 Watts. | |
A Single GPU is supported on Riser 1A if that is the only riser installed, If both risers are installed then 1 GPU can be installed in Slot 2 of Riser 2A. Please read the manuals for all the PCIe cards and the slots they're supported in.
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Base Standard Capabilities
| Feature | PowerEdge C6525 Specification | |
|---|---|---|
| Processor | One or two 2nd or 3rd Generation AMD EPYCTM Processors per node configurations with up to 64 cores per processor and up to 280W (TDP) | |
| Memory | Up to 16 x DDR4 RDIMM 2TB Max LRDIMM 2TB Max Bandwidth up to 3200 MT/S | |
| Availability | Hot plug redundant Hard drives, Fans, PSUs | |
| Controllers | HW RAID: PERC 10.4 port for H745, H345, HBA345 Chipset SW RAID (S150): Yes | |
| Drive Bays | 2.5” Direct Backplane configuration with up to 6 SAS/SATA drives per node, up to 24 per chassis 2.5” NVMe Backplane configuration with up to 2 NVMe drives and 4 SAS/SATA drives per node. Up to 24 drives total per chassis 3.5” Direct Backplane configuration with up to 3 SAS/SATA drives per node, up to 12 per chassis Internal: uSD card | M.2 SATA BOSS 1.0 | |
| Power Supplies | Dual Hot-plug redundant 2000W and 2400W AC Power Supply Dual Hot-plug redundant 2000W AC/DC Mixmode Power Supply Cooling options: Air Cooling, Direct Liquid Cooling (DLC) | |
| Fans | Hot plug Fans | |
| Dimensions | Height: 86.8mm (3.4”) Width: 448.0mm (17.6”) Depth: 790.0mm (31.1”) | Weight 45.53kg (100.3lbs) 3.5” direct backplane chassis 41.5kg (91.4lbs) 2.5” direct/NVMe backplane chassis 35.15kg (77.4lbs) no backplane chassis |
| Rack Units | 2U/4N Rack Server | |
| Embedded mgmt | iDRAC9 iDRAC RESTful API with Redfish iDRAC Direct | |
| OpenManage™ SW | OpenManage Enterprise OpenManage Enterprise Power Manager OpenManage Mobile | |
| Integrations & Connections | OpenManage Integrations BMC Truesight Microsoft® System Center Redhat® Andible® Modules VMware® vCenter™ | OpenManage Connections IBM Tivoli® Netcool/OMNIbus IBM Tivoli® Network Manager IP Edition Micro Focus® Operations Manager I Nagios® Core Nagios® XI |
| Security | Cryptographically signed firmware Secure Boot Secure Erase | Silicon Root of Trust System Lockdown TPM 1.2/2.0, TCM 2.0 optional |
| Embedded NIC | Single port 1GbE LOM | |
| Networking Options (NDC) | 1x OCP 3.0 | |
| GPU Options | 1x Single-Wide GPU | |
| Ports | Rear Ports: 1 x iDRAC Direct micro-USB port 1 x Mini-display port 1 x iDRAC or NIC port 1 x USB 3.0 port | |
| PCIe | 2x PCIe x16 Gen4 Risers 1x OCP 3.0 x16 Gen4 1x PCIe x8 Gen3 M.2 Riser | |
| Operating Systems & Hypervisors | Canonical® Ubuntu® Server LTS CentOS based on RHEL 8.0 Kernel Citrix® HypervisorTM Microsoft® Windows Server® with Hyper-V Red Hat® Enterprise Linux SUSE® Linux Enterprise Server VMware® ESXi® | |
Spec Sheet 4
| Feature | PowerEdge C6525 | PowerEdge C6520 | PowerEdge C6420 |
|---|---|---|---|
| Chassis | C6400 chassis | C6400 chassis | C6400 chassis |
| Processor | Up to two 2nd & 3rd Generation AMD EPYC Processor | Up to two 3rd Generation Intel® Xeon® Processor Scalable family | Up to two 2nd Generation Intel® Xeon® Processor Scalable family |
| Air and direct contact liquid cooling. | Air and direct contact liquid cooling. | Air and direct contact liquid cooling. | |
| Configuration restrictions apply due to thermal or power limits. | Configuration restrictions apply due to thermal or power limits. | Configuration restrictions apply due to thermal or power limits. | |
| Memory | - | DDR4: 8 channels per processor | DDR4: 6 channels per processor |
| Up to 16x RDIMMs and LRDIMMs | Up to 16x RDIMMs and LRDIMMs | Up to 12x RDIMMs and LRDIMMS | |
| Speed: up to 3200 MT/s | Speed: up to 3200 MT/s | Speed: 2900 MT/s | |
| Storage | Backplanes: ● 24 x 2.5-inch (direct and NVMe with two universal slots) ● 12 x 3.5-inch direct ● No-backplane |
Backplanes: ● 24 x 2.5-inch (direct and NVMe with two universal slots) ● 24 x 2.5-inch all NVMe ● 12 x 3.5-inch ● No backplane |
Backplanes: ● 24 x 2.5-inch (direct, expander and NVMe with two universal slots) ● 12 x 3.5-inch direct ● No-backplane |
| Internal: uSD card, M.2 SATA BOSS 1.0 | Internal: uSD card, M.2 SATA BOSS 1.5 | No support for persistent memory | |
| Storage controllers | HW RAID: PERC 10 H345, H355, H745, HBA345, HBA355i | HW RAID: PERC 10: H350, H345, HBA355i, HBA345, H750 and H745 | HW RAID: PERC 9 Mini (Mini H330, H730P, HBA330) |
| Chipset: Intel C621 Lewisburg-1G | Chipset: SATA | Chipset: SATA | |
| SW RAID: Yes, S150 | SW RAID: Yes, S150 | SW RAID: Yes, S140 | |
| I/O slots | 2 PCIe Gen3 HH/HL slot, x16 | 2 PCIe Gen4 HH/HL slots, x16 (network, storage, AIC) | 1 PCIe Gen3 HH/HL slot, x16 |
| 1 x16 OCP Slot (network) | 1 OCP3 Gen4 slot x16 | 1 x16 OCP Slot (network) | |
| - | - | 1 MEZZ slot x8 (storage) | |
| LOM | Single port 1 Gbe LOM (Broadcom BCM5720) | Single port 1 Gbe LOM (Broadcom) | Single port 1 Gbe LOM (Intel I350) |
| PSU | Support for 2 x 1600 W, 2000 W, 2400 W, and 2600 W | Support for 2 x 1600 W, 2000 W, 2400 W, and 2600 W | Support for 2 x 1600 W, 2000 W, and 2400 W |
| Support 1+1 with FTR | Support 1+1 with FTR | Support 1+1 with FTR | |
| Systems management | iDRAC9 with Lifecycle Controller | iDRAC9 with Lifecycle Controller | iDRAC9 with Lifecycle Controller |
| Accelerators | At least one GPU/FPGA/PAC (up to 75W) | At least one GPU/FPGA/PAC (up to 75W) | NA |































