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The Dell EMC PowerEdge C6520, the ideal compute-dense server designed to boost data center performance and address extreme compute at scale
Features of the C6520 not found in the C6420:
Dell EMC PowerEdge C-Series:
Dell EMC PowerEdge 6400 Enclosure CTO
Supported Compute Sleds:
Dell EMC PowerEdge C6420 Sled CTO
Dell EMC PowerEdge C6520 Sled CTO
Innovate at scale with challenging and emerging workloads
The Dell EMC PowerEdge C6520, powered by the 3rd Generation Intel® Xeon® Scalable processors, is the ideal compute-dense server designed to support dynamic compute-at-scale business requirements in a dense form factor. The PowerEdge C6520 maximizes performance per U by supporting 4 dual-socket compute nodes in a 2U chassis with Air and Direct Liquid Cooling options to power the highest performing processors. It supports 8 memory channels/CPU, up to 16 DDR4 DIMMs @ 3200 MT/s DIMM speed. In addition, to address substantial throughput improvements the PowerEdge C6520 supports PCIe Gen 4 and up to 6 NVMe drives per node. This makes the PowerEdge C6520 an ideal server for hyperscale compute workloads requiring high scalability and high performance such as High-Performance Computing (HPC), high performance data analytics (HPDA), financial modeling and high frequency trading(HFT), Web Tech and XaaS Service Providers.
Accelerate operational efficiency with autonomous collaboration
The Dell EMC OpenManage systems management portfolio tames the complexity of managing and securing IT infrastructure. Using Dell Technologies’ intuitive end-to-end tools, IT can deliver a secure, integrated experience by reducing process and information silos in order to focus on growing the business. The Dell EMC OpenManage portfolio is the key to your innovation engine, unlocking the tools and automation that help you scale, manage, and protect your technology environment.
Feature | Technical Specification | |
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Chassis | Dell EMC PowerEdge C6400 chassis | |
Nodes | 4 hot-swappable dual-socket compute nodes in a 2U chassis | C6520 | |
Processor | Up to two 3rd Generation Intel Xeon Scalable processors per node, with up to 40 cores per processor | |
Memory |
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Availability | Hot-plug redundant drives and PSUs | |
Controllers |
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Drive bays | Front bays:
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Power supplies | Dual hot-plug redundant 100 - 240 V AC Platinum (2600 W, 2400 W, 2000 W, 1600 W) , 200 - 240 V AC Titanium (2600 W, 1600 W) Power supply units | |
Cooling options | Air cooling, optional processor liquid cooling | |
Fans | Non-Hot plug fans | |
Dimensions | Height: 86.36 mm (3.4 inches) Width: 447.04 mm (17.6 inches) Depth: 802.64 mm (31.6 inches) | Weight: 45.6 kg (100.53 lb) for 12 x 3.5-inch direct backplane chassis 41.4 kg (91.27 lb) for 24 x 2.5-inch direct/NVMe backplane chassis 35 kg (77.16 lb) for system with no backplane |
Sled height (U) | 1U | |
Embedded/At-the-Server |
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Consoles |
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Mobility | OpenManage Mobile | |
Integrations and Connections | OpenManage Integrations
| OpenManage Connections
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Integrated Security |
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Embedded NIC | 1 x 1 GbE LOM riser | |
Network cards | 1 x OCP 3.0 x16 Gen4 (for network controller) | |
GPU options | Low-profile (Half-height) 70 W GPU | |
Rear Ports |
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PCIe | Up to 4 x PCIe Gen4 slots (3 x16, 1 x8) with support for SNAP I/O modules | |
Supported Operating Systems |
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![]() Spec Sheet | ![]() Technical Guide |
Express Computer Systems can ship to virtually any address in the world and provides you with the best shipping rates possible. Cost of shipping varies depending on what service you require, your destination and size of the shipment. Shipping costs will be calculated separately from your order and billed to you post purchase. In the notes section of your order please provide us with your preferred shipping method and we will get back to you.
Custom configured orders ship within 2 business days after all required products are in stock.
Please allow 3 business days for products that are not in stock to arrive to our facility in Irvine, California.
Domestic Shipments
Standard Ground | Shipping time: 2-7 business days |
Order processing time: 0-3 business days |
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Delivery time after order is placed: 2-10 business days | |
Excludes weekends, holidays or weather delays. |
3 Business Days | Shipping time: 3 business days |
Order processing time: 0-3 business days |
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Delivery time after order is placed: 3-6 business days | |
Excludes weekends, holidays or weather delays. |
2 Business Days | Shipping time: 2 business days |
Order processing time: 0-3 business days |
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Delivery time after order is placed: 2-5 business days | |
Excludes weekends, holidays or weather delays. |
Overnight / Next Business Day | Shipping time: 1 business day |
Order processing time: 0-3 business days |
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Delivery time after order is placed: 1-4 business days | |
Excludes weekends, holidays or weather delays. |
International Shipments
International Economy | Shipping time: 4-6 business days |
Order processing time: 0-3 business days |
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Delivery time after order is placed: 5-9 business days | |
Excludes weekends, holidays or weather delays. |
International Priority | Shipping time: 1-3 business days |
Order processing time: 0-3 business days |
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Delivery time after order is placed: 2-6 business days | |
Excludes weekends, holidays or weather delays. |
For more information on shipping view our Shipping Information page or send us a message
Express Computer Systems (ECS) provides a 1 year parts warranty against defects in material or workmanship that will affect the products functionality. All refurbished items are tested prior to shipping to guarantee up-time upon arrival. If you are having issues with an item we provided please Contact Us and we will do our best to assist you.
What does our ECS warranty cover?
We offer 1 year warranty as standard and additional years can be added to fit your needs. Please reach out to a sales associate via the Contact Us page or live chat for more information on extended coverage options. During the coverage period if your product fails we will offer a Next Business Day replacement. If we are unable to replace the product we will refund its original selling price. Shipping costs and tax are not refundable. Express Computer Systems retains the right to decide whether the goods will be replaced or refunded.
What is not covered by our warranty?
Our warranty does not cover any problem caused by the following conditions:
Important notes:
Express Computer Systems is committed to transforming our customers’ IT infrastructure with high quality products at affordable costs. Our sales reps and customer support engineers understand our customers rely heavily on advanced technology to run their business but need to do so without breaking the bank.
We specialize in building custom server configurations, custom storage solutions, networking solutions, and components from top manufacturers including HPE, Dell, Cisco, NetApp, Dell EMC, HPE Nimble and many others.
Same-Day Shipping
At Express Computer Systems, we know hardware emergencies can happen at anytime. We also understand that you want to receive the best hardware as quickly as possible. At Express Computer Systems we'll ship the majority of our orders out the same day payment is made. Curious if the item you need will make it out on time? Feel free to contact us directly via the Contact Us link at the bottom, Live Chat feature or (800) 327-0730.
Buy, Sell, Rent, Lease, Trade-In
At Express Computer Systems we not only will sell you equipment at a great value, but we'll also purchase your used Dell, Cisco, NetApp or other networking equipment. Feel free to contact us with the model of the items you're looking to sell and we'll get you a quote ASAP. We also have flexible financing options for your purchasing needs.
In-House Configuration and Testing Lab
Every item we sell is tested on-site in our state-of-the-art hardware engineering lab. We use certified technicians to test every piece of equipment as well as updating all necessary firmware. The highest quality of testing and certification is guaranteed. We warranty all of our items we sell. Ask us today about warranty for a specific item.