United States$5,000,000+
Inventory Delivered By
M
Mason Ellis
5
Single-port 100Gb adapter delivering stable high-speed connectivity.
E810CQDA1BLK
Original Stock
Ready to Ship
Intel Ethernet Network Adapter E810-CQDA1 - network adapter...
FEATURED DEAL
Name:
E810CQDA1BLK
- Description:
- Intel Ethernet Network Adapter E810-CQDA1 - network adapter - PCIe 4.0 x16 - QSFP28 x 1
- Rating:
Added to cart 28 times recently
- Availability:
In stock - Ready to Ship
- Brand:
- Intel
- Condition:
3 Year Extended Warranty
Same-day Shipping
14-Day Money Back Guarantee
Shipping:
Payment:
3 Year Extended Warranty
Same-day Shipping
14-Day Money Back Guarantee
Need Additional Discount on Product?
Request a quote below - Get Exclusive Pricing and Support.
Shipping:
Payment:
TRUSTED, TRIED, PROVEN
Officially Accredited
& Verified By
Next-Gen IT
Solutions Powered By
E810CQDA1BLK Overview
E810CQDA1BLK is a high-performance Ethernet network adapter engineered for data centers and high-speed workstations. It delivers up to 25Gbps data rate via a PCIe connection interface, ensuring ultra-fast network performance with low latency. Designed as an internal PCIe card, it supports essential protocols such as TCP/IP, UDP, iSCSI, and NFS, and includes key features like auto-negotiation, Wake-on-LAN, jumbo frames, and QoS for optimal network management.
This adapter is compatible with major operating systems including Windows, Linux, VMware, and Hyper-V, making it a flexible choice for various enterprise and small-office network configurations. Its robust design, with an operating temperature range of 0 to 70°C and a storage temperature range of -40 to 85°C, ensures reliable performance in demanding environments.
E810CQDA1BLK price is is available on request. Get immediate quote.
Request bulk order quote for E810CQDA1BLK for additional pricing. Browse the full Intel Network Adapters series or explore all Intel products.
E810CQDA1BLK Specifications
- Product Type
- Network Adapter
- Adapter Type
- Ethernet
- Data Rate
- 25Gbps
- Connection Interface
- PCIe
- Supported Protocols
- TCP/IP, UDP, iSCSI, NFS
- Form Factor
- Internal PCIe Card
- Operating Temperature
- 0 to 70°C
- Storage Temperature
- -40 to 85°C
- Input Voltage
- 3.3V
- Compatibility
- Windows, Linux, VMware, Hyper-V
- Max Speed
- 25Gbps
- Supported Features
- Auto-negotiation, Wake-on-LAN, Jumbo Frames, QoS
- Power Consumption
- 15W
- Connector Type
- RJ-45
- Maximum Range
- N/A
- Bus Type
- PCIe x8
- Product Name
- Intel Ethernet Network Adapter E810CQDA1BLK
- Height
- N/A
- Width
- N/A
- Depth
- N/A
- Weight
- N/A
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| E810CQDA1BLK |  9260.NGWG.NV |  XL710QDA1BLK |  X710T4LBLK |  E810XXVDA4OCPV3 | |
|---|---|---|---|---|---|
| Product Type | Network Adapter | Network Adapter | Network Adapter | Network Adapter | Network Adapter |
| Adapter Type | Ethernet | Ethernet | Ethernet | Ethernet | Ethernet |
| Data Rate | 25Gbps | 10Gbps | 10Gbps | 10Gbps | 10Gbps |
| Connection Interface | PCIe | PCIe x4 | PCIe x8 | PCIe | PCIe Gen3 x8 |
| Supported Protocols | TCP/IP, UDP, iSCSI, NFS | TCP/IP, UDP, iSCSI, NFS | TCP/IP, UDP, iSCSI | TCP/IP / UDP / iSCSI | TCP/IP / UDP |
| Form Factor | Internal PCIe Card | Internal PCIe Card | Internal PCIe Card | Internal PCIe Card | Internal PCIe Card |
| Operating Temperature | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C |
| Storage Temperature | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C |
| Input Voltage | 3.3V | 3.3V | 3.3V | 3.3V | 3.3V |
| Compatibility | Windows, Linux, VMware, Hyper-V | Windows, Linux, macOS, VMware, Hyper-V | Windows, Linux, macOS, VMware, Hyper-V | Windows / Linux / macOS / VMware / Hyper-V | Windows / Linux / macOS |
| Max Speed | 25Gbps | 10Gbps | 10Gbps | 10Gbps | 10Gbps |
| Supported Features | Auto-negotiation, Wake-on-LAN, Jumbo Frames, QoS | Auto-negotiation, Wake-on-LAN, Jumbo Frames, QoS | Auto-negotiation, Wake-on-LAN, Jumbo Frames, QoS | Auto-negotiation / Wake-on-LAN / Jumbo Frames / QoS | Auto-negotiation / Wake-on-LAN / Jumbo Frames / QoS |
| Power Consumption | 15W | 15W | 15W | 30W | 25W |
| Connector Type | RJ-45 | RJ-45 | QSFP+ | RJ-45 | RJ-45 |
| Maximum Range | N/A | 100 meters | N/A | 100 meters | 100 meters |
| Bus Type | PCIe x8 | PCIe x4 | PCIe x8 | PCIe x8 | PCIe Gen3 x8 |
| Product Name | Intel Ethernet Network Adapter E810CQDA1BLK | 9260.NGWG.NV Network Adapter | Intel Ethernet Adapter XL710QDA1BLK | Intel Ethernet Converged Adapter X710T4LBLK | E810XXVDA4OCPV3 Ethernet Network Adapter |
| Height | N/A | 1.5 inches | N/A | 1.62 inches | 1.5 inches |
| Width | N/A | 3.5 inches | N/A | 4.33 inches | 5.0 inches |
| Depth | N/A | 0.5 inches | N/A | 0.78 inches | 0.5 inches |
| Weight | N/A | 0.75 lbs | N/A | 1.5 lbs | 1.2 lbs |
Reviews & Ratings
N
Noah Simmons
5
Excellent PCIe 4.0 performance with reliable QSFP28 output.
O
Owen Harper
4
Consistent throughput ideal for storage fabrics.
J
Julian Foster
5
Strong networking stability in production environments.
V
Victor Ramirez
4
Professional-grade performance for demanding data workloads.
Questions & Answers
What is the Intel Ethernet Network Adapter E810-CQDA1?
The Intel Ethernet Network Adapter E810-CQDA1 is a high-performance PCIe 4.0 x16 network card with one QSFP28 port delivering up to 100 GbE throughput for data center and enterprise applications.
Which link speeds does the E810-CQDA1 support?
It supports 25 GbE, 50 GbE, and 100 GbE link speeds over a single QSFP28 port, automatically negotiating based on cable and switch capabilities.
What interface and form factor does the E810-CQDA1 use?
The adapter uses a PCI Express 4.0 x16 edge connector in a low-profile form factor for easy installation in most server and workstation chassis.
Which operating systems are compatible with the E810-CQDA1?
Intel provides certified drivers for Windows Server, major Linux distributions (RHEL, CentOS, Ubuntu), VMware ESXi, and FreeBSD.
Does the E810-CQDA1 support virtualized environments?
Yes, it offers SR-IOV and Intel® Virtualization Technology for connectivity (VT-c) to accelerate VM density and reduce CPU overhead in hypervisor deployments.
What advanced offload features does the E810-CQDA1 include?
It includes Intel® Ethernet Flow Director, DPDK acceleration, checksum and segmentation offloads, and support for RoCEv2 to optimize CPU utilization and network performance.
How do I install the E810-CQDA1 adapter?
Power off your server, insert the PCIe 4.0 x16 card into an available slot, secure the bracket, power on, and install the latest Intel drivers from intel.com.
What cable and transceiver options are recommended?
Use a QSFP28 DAC cable or compatible optical transceiver (e.g., QSFP28 SR4, LR4) rated for 25/50/100 GbE to achieve optimal performance.
Can the E810-CQDA1 be used for RDMA over Converged Ethernet (RoCE)?
Yes, it supports RoCEv2 for low-latency, high-throughput RDMA applications in HPC and storage environments.
What power consumption should I expect?
Typical power draw is 8–12 W under load, with idle power around 4 W; exact values vary by link speed and cable type.
Which management tools are supported?
You can use Intel® Ethernet Controller Driver & Utilities, Intel® PROSet, and third-party management suites via SNMP or REST APIs.
What hardware requirements are needed?
A PCIe 4.0 x16 or backward-compatible slot, adequate airflow, and a compatible server chassis are required for optimal operation.
How do I update firmware and drivers?
Download the latest firmware and drivers from the Intel Download Center, then apply using Intel’s Firmware Tools and driver installers per release notes.
What warranty and support does Intel offer?
Intel provides a three-year limited warranty with global hardware support and online knowledge base access for the E810-CQDA1.
How does the E810-CQDA1 differ from previous Intel 100 GbE adapters?
Compared to older generations, the E810-CQDA1 delivers higher PCIe 4.0 bandwidth, improved offloads, lower latency, and enhanced hardware resiliency.