Dell C6520, C6525, C6420, C4140 Reference Guide
PowerEdge
Quick Reference Guide
PowerEdge C-Series
Data centers are undergoing a transformation to meet the demands of the digital economy. Built for scale-out workloads like high performance computing, deep learning and data analytics, Dell EMC PowerEdge
C series platforms deliver the latest high speed memory, fast NVMe storage and workload-based BIOS tuning. Scale efficiently and predictably with flexible configurations and advanced connectivity options. Take
advantage of new factory integrated Direct Contact Liquid Cooling for improved power efficiency.* And with intelligent automation, you can empower your team, freeing them from routine maintenance. Futureproof your data center with the worry-free and flexible PowerEdge C Series portfolio.
Specifications C6520 C6525 C6420 C4140
Dense compute server designed to boost
data center performance and address
extreme compute at scale
Ideal workloads
Form factor
Processor
Memory
Disk
NVMe Up to 2 NVMe drives per C6520 sled Up to 2 NVMe drives per C6525 server Up to 2 NVMe drives per C6420 server Not available
PCIe slots
GPU support 1 x Low-profile (Half-height) 70 W GPU Supports 2 Single-Wide GPU Not available Supports 4 GPUs
Rack height 1U 2U 2U 1U
Security
High Performance Computing (CAE,
Research, Geophysics and massive parallel
computing), Web Tech, Financial Modeling,
Service providers
Up to 4 independent hot-swappable 2-socket
C6520 sleds in a 2U C6400 chassis
Two 3rd Generation Intel Xeon Scalable
processors, with up to 40 cores per processor
16 DDR4 DIMM slots, RDIMM 1 TB max or
LRDIMM 2 TB max, speeds up to 3200 MT/s
Up to 24 x 2.5-inch drives per node or 12 x
3.5-inch drives per node Internal: (BOSS-S1):
HWRAID 2 x M.2 SSDs, uSD card
2 x PCIe x16 Gen4 Low-profile with support
for SNAP I/O modules, 1 x OCP 3.0 x16
Gen4, 1 x PCIe x8 Gen4 M.2 Riser
TPM 1.2/2.0 FIPS, CC-TCG certified,
TPM 2.0 China NationZ , Digitally Signed
Firmware, Chassis Intrusion Alert, Secure
Boot, Secure Erase, Silicon Root of
Trust, System Lockdown (requires iDRAC
Enterprise or Datacenter)
High Performance Dense-computing Dense, performance-optimized compute
node for scale-out workloads.
High performance computing, Web scale
High performance computing, Digital
Manufacturing, Research, Web Tech/Hosting,
hyper-converged infrastructure
Up to 4 independent hot-swappable 2-socket
C6525 server nodes in a 2U C6400 chassis
One or Two AMD 2nd Gen EPYCTM
Processors; up to 64 cores per processor
16 DDR4 RDIMMs and LRDIMMs slots, 2TB
per server node, speeds up to 3200MT/s
Up to 24 x 2.5” drives per node or 12 x 3.5”
drives per node Internal: uSD card; M.2 SATA
BOSS 1.0
1 x 16 PCIe Gen4 OCP (3) slots, 2 x 16 PCIe
Gen4 half-height/half-length slots
TPM 1.2/2.0 optional
Cryptographically signed firmware
Secure Boot
System Lockdown
Secure Erase
Silicon Root of Trust
applications and SaaS, high performance big
data analytics, financial modeling and high
frequency trading,
hyper-converged infrastructure
Up to 4 independent hot-swappable 2-socket
C6420 server nodes in a 2U C6400 chassis
Up to two 2nd Generation Intel® Xeon®
Scalable processors per server node
16 DDR4 DIMM slots, 3TB max per server
node, speeds up to 2933MT/s
Up to 6 x 2.5” drives per node or 3 x 3.5”
drives per node, Supports BOSS
1 x 16 OCP mezzanine, 1 x 16 low profile
PCIe slot, 1 x 8 mezz for storage controller
TPM 1.2/2.0 optional
Cryptographically signed firmware
Secure Boot
System Lockdown
Secure Erase
Silicon Root of Trust
Faster time to insights with
ultra-dense accelerator optimized server
platform.
Cognitive workloads such as artificial
intelligence, machine learning, deep learning
and for technical computing in for financial
services, life sciences, HPC, etc.
Ultra-dense 1U, 2-socket platform
Two 2nd generation Intel® Xeon® Scalable
processors, up to 24 cores per processor
24 DDR4 DIMM slots, 1.5 TB max per
server node, speeds up to 2933MT/s
Not available
2 x 16 slots, 1 from each CPU
TPM 1.2/2.0 optional
Cryptographically signed firmware
Secure Boot
System Lockdown
Secure Erase
Silicon Root of Trust
Dell EMC Solutions
Dell EMC Data Center Infrastructure
When you buy a Dell EMC server, you get more than just hardware. You get access to IT
solutions end-to-end. Dell and EMC bring together industry-leading expertise into a common
platform to help you transform your data center. Dell EMC can deliver PowerEdge technology at
any level of integration – from a best-in-breed platform, to a pre-integrated fully turnkey hybrid
cloud implementation or any step in-between. Combining the PowerEdge server infrastructure
with Dell Services and Financial Solutions allows you to modernize your data center faster, more
affordably and with less risk.
Dell EMC Data Center Infrastructure (DCI) simplifies and manages critical infrastructure in and around
the data center serving the needs of your business. A complete portfolio of racks, power and cooling
solutions lets you scale as your data center needs grow.
Dell EMC Services Systems Management
To fully implement a modern infrastructure,
organizations require reliable, comprehensive
IT services to drive IT transformations,
accelerate adoption of new technologies
and maximize productivity.
Architect: Get started with our IT
Transformation Workshop to accelerate your
transformation to becoming an agile business
partner and broker of services to the business.
Implement: The ProDeploy Enterprise Suite
helps you get more out of your new technology
starting day one. Trust Dell EMC experts to lead deployments from basic hardware installations
through planning, configuration and complex integrations.
Manage: The ProSupport Enterprise Suite ensures 24x7 access to elite ProSupport
engineers along with automated, proactive and predictive tools enabled by SupportAssist. Our
personalized service and preventative measures help you get ahead of problems before they
happen.
Spend less time on routine maintenance and stay focused on your business-critical priorities,
thanks to the intelligent automation capabilities of PowerEdge servers. OpenManage™ System
Management means your servers can take care of themselves, with zero touch configuration,
proactive support notification and easy system erase when it is time for systems to be retired or
redeployed. With iDRAC’s agent-free server management, you can utilize consistent methods to
manage servers regardless of the installed OS and workloads. You can remotely manage PowerEdge
servers via scripts with the new, Redfish-compliant iDRAC Restful API, Dell and third-party consoles,
or legacy APIs.
“Comet can run a wide variety of applications and hundreds, if not thousands, of researchers’ jobs at a time, thanks to Dell PowerEdge servers with Intel processors.”
- Rick Wagner, HPC Systems Manager, San Diego Supercomputer Center
Learn more about
Dell EMC server solutions]
*Not all features are available on all platforms. For a comprehensive list, visit dell.com/servers
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