Dell 7C3JK ConnectX-3 Pro 2-Port 40GbE QSFP+ PCIe Adapter

Name: Dell 7C3JK ConnectX-3 Pro 2-Port 40GbE QSFP+ PCIe Adapter
Brand: Dell
SKU: 7C3JK
Price: 51.75 USD
Availability: InStock
Rating: 5 (10 reviews)

Mfr. Part #: 7C3JK

Brand: Dell

Condition: Refurbished

Skip to the end of the images gallery

Skip to the beginning of the images gallery

-13%

Was: $59.51

You Save: $7.76 13% OFF

$51.75 In Stock - Ships Worldwide Order by 2:00 PM ET for Overnight Shipping
Warranty: 90-day return/replacement

Click here to read our Return Policy for returns/replacements.

7C3JK

Quantity:

Extra 5% Off at Checkout

Genuine Guarantee
Volume Pricing Available

Request a Custom Quote

Free ground shipping within the

United States

Government, Federal & Education Procurement

We support quotes, POs, stock docs, and compliance invoicing.

Email: support@buyrouterswitch.com SAM.gov Registered Vendor CAGE Code : 23P86

overview

specifications

faqs

reviews

overview

7C3JK Overview

DELL 7C3JK Connectx-3 Pro Dual Port 40 Gbe Qsfp+ Pcie Adapter.

Need help with 7C3JK?

Get pricing, availability, lead time, and compatible options from our team. Chat with us live or email support@buyrouterswitch.com

specifications

Specifications

Overview

Condition	Refurbished
Brand	Dell
Stock	In Stock

General Information

Brand Name	DELL
Product Line	Connectx-3 Pro
Product Name	Connectx-3 Pro 40gigabit Ethernet Card
Product Type	40gigabit Ethernet Card

Physical Characteristics

Form Factor	Plug-in Card
Height	5.6
Width	6.7

I/o Expansions

Expansion Slot Type	Qsfp
Number Of Qsfp Slots	2
Number Of Total Expansion Slots	2

Interfaces/ports

Ethernet Aui	no
Host Interface	Pci Express X8
Network (rj-45)	No
Poe (rj-45) Port	No
Serial Port	No
Usb	No
Xjack	No

Network & Communication

Network Technology	10gbase-x

faqs

Frequently Asked Questions

What primary server architectures are compatible with the Dell 7C3JK network interface card? +

The Dell 7C3JK is engineered for integration into Dell PowerEdge server environments. It utilizes a standard PCIe form factor, making it suitable for a wide range of rack, tower, and blade servers that support PCIe expansion slots. Ensure your server chassis has the appropriate physical clearance and sufficient PCIe lane availability to support optimal throughput for this specific interface card.

How does the Dell 7C3JK improve server network throughput compared to integrated LOM ports? +

By offloading network traffic processing from the host CPU, the 7C3JK provides significant efficiency gains for high-bandwidth applications. This dedicated hardware acceleration reduces latency and CPU overhead, allowing your server to manage concurrent data streams more effectively. It is an ideal choice for environments requiring consistent, high-performance connectivity that exceeds the capabilities of standard onboard LAN-on-motherboard configurations.

Can the 7C3JK be used in a virtualized data center environment? +

Yes, this card is well-suited for virtualized infrastructure. It supports advanced features such as hardware-based virtualization offloads, which help manage traffic between virtual machines and the physical network fabric. By implementing the 7C3JK, administrators can ensure that their hypervisor environments maintain stable, high-speed communication channels, reducing the performance bottlenecks often associated with dense virtual machine consolidation.

What is the physical PCIe interface type and lane configuration for the 7C3JK? +

The Dell 7C3JK utilizes a high-speed PCIe interface designed to provide reliable bus communication between the network controller and the server's motherboard. While specific lane counts depend on the card's generation and hardware revision, it adheres to standard PCIe electrical signaling specifications. This ensures full interoperability with enterprise-grade server backplanes, providing the necessary bandwidth for heavy data workloads.

How do I manage the firmware and driver updates for the Dell 7C3JK card? +

Firmware and driver management for this card is primarily handled through the Dell Lifecycle Controller and standard operating system update utilities. It is recommended to maintain the latest certified drivers from the official Dell support site to ensure optimal stability and compatibility with your host OS. Regular updates are critical for maintaining security and leveraging new performance enhancements or bug fixes.

Is the 7C3JK suitable for high-traffic database applications? +

Absolutely. This NIC is designed for reliability and consistent performance, making it a robust choice for database workloads that require high throughput and low-latency packet delivery. Its architecture minimizes jitter and packet drops, which are essential for maintaining the integrity and responsiveness of complex transactional database systems in a high-demand enterprise production environment.

Does the 7C3JK require specific cooling or airflow considerations in a rack server? +

While the 7C3JK is designed to operate within the thermal specifications of enterprise rack servers, ensuring adequate front-to-back airflow is essential. The server's cooling system typically manages the card's operating temperature. Always ensure that the server's air baffles and fans are functioning correctly to maintain optimal thermal conditions, preventing potential performance throttling during sustained high-network-load periods.

What makes the 7C3JK a reliable choice for mission-critical network connectivity? +

The 7C3JK is built to Dell’s stringent enterprise standards, focusing on high MTBF (Mean Time Between Failures) and robust component quality. Its integration with Dell server management tools allows for advanced health monitoring, enabling proactive identification of potential issues before they impact network availability. This reliability makes it a trusted component for enterprise clusters that require maximum uptime and minimal maintenance intervention.

How can I obtain a bulk quote for the Dell 7C3JK from BuyRouterSwitch.com? +

If you are planning a large-scale hardware refresh or need a bulk quantity of 7C3JK cards, our sales team is ready to assist. Simply navigate to our bulk quote request page or contact our office directly with your required quantities. We specialize in catering to enterprise-level procurement needs, providing competitive pricing structures tailored to your specific project volume and infrastructure requirements.

Why should I choose BuyRouterSwitch.com for my Dell networking hardware needs? +

At BuyRouterSwitch.com, we prioritize providing genuine enterprise networking components, ensuring that every 7C3JK unit you receive meets strict quality standards. We offer a streamlined procurement process and dedicated support to help you navigate your hardware acquisition. By choosing us, you benefit from our extensive expertise in enterprise infrastructure, ensuring you receive the correct components for your deployment efficiently and securely.

Reviews