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E810CQDA1BLK

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Intel Ethernet Network Adapter E810-CQDA1 - network adapter - PCIe 4.0 x16 - QSFP28 x 1
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Intel Ethernet Network Adapter E810-CQDA1 - network adapter...

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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.

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E810CQDA1BLK Specifications

Product Type
Network Adapter
Brand
Intel
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
Bus Type
PCIe x8
Product Name
Intel Ethernet Network Adapter E810CQDA1BLK

Product Comparison Table

Intel Ethernet Network Adapter E810-CQDA1 - network adapter - PCIe 4.0 x16 - QSFP28 x 1E810CQDA1BLKIntel Wireless-AC 9260 - network adapter - M.2 22309260.NGWG.NVENET CONVERGED NTWK ADAPTER BULK PACKXL710QDA1BLKIntel Ethernet Network Adapter X710-T4L - network adapter - PCIe 3.0 x8 - 100M/1G/2.5G/5G/10 Gigabit Ethernet x 4X710T4LBLKIntel Ethernet Network Adapter E810-XXVDA4 - network adapter - OCP 3.0 - 25 Gigabit SFP28 x 4E810XXVDA4OCPV3
Product TypeNetwork AdapterNetwork AdapterNetwork AdapterNetwork AdapterNetwork Adapter
Adapter TypeEthernetEthernetEthernetEthernetEthernet
Data Rate25Gbps10Gbps10Gbps10Gbps10Gbps
Connection InterfacePCIePCIe x4PCIe x8PCIePCIe Gen3 x8
Supported ProtocolsTCP/IP, UDP, iSCSI, NFSTCP/IP, UDP, iSCSI, NFSTCP/IP, UDP, iSCSITCP/IP / UDP / iSCSITCP/IP / UDP
Form FactorInternal PCIe CardInternal PCIe CardInternal PCIe CardInternal PCIe CardInternal PCIe Card
Operating Temperature0 to 70°C0 to 70°C0 to 70°C0 to 70°C0 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 Voltage3.3V3.3V3.3V3.3V3.3V
CompatibilityWindows, Linux, VMware, Hyper-VWindows, Linux, macOS, VMware, Hyper-VWindows, Linux, macOS, VMware, Hyper-VWindows / Linux / macOS / VMware / Hyper-VWindows / Linux / macOS
Max Speed25Gbps10Gbps10Gbps10Gbps10Gbps
Supported FeaturesAuto-negotiation, Wake-on-LAN, Jumbo Frames, QoSAuto-negotiation, Wake-on-LAN, Jumbo Frames, QoSAuto-negotiation, Wake-on-LAN, Jumbo Frames, QoSAuto-negotiation / Wake-on-LAN / Jumbo Frames / QoSAuto-negotiation / Wake-on-LAN / Jumbo Frames / QoS
Power Consumption15W15W15W30W25W
Connector TypeRJ-45RJ-45QSFP+RJ-45RJ-45
Bus TypePCIe x8PCIe x4PCIe x8PCIe x8PCIe Gen3 x8
Product NameIntel Ethernet Network Adapter E810CQDA1BLK9260.NGWG.NV Network AdapterIntel Ethernet Adapter XL710QDA1BLKIntel Ethernet Converged Adapter X710T4LBLKE810XXVDA4OCPV3 Ethernet Network Adapter

Compliance & Warranty

ISO 27001
ISO 45001
RoHS
REACH
FCC
CE
UKCA
VCCI
ISO 9001
ISO 14001

100% Genuine Product Guarantee

Every unit is authentic, sourced through trusted and authorised channels, and serial-verified on request. Genuine networking and IT hardware, guaranteed, or your money back.

Up to 3-Year Warranty Coverage

New products are backed by up to 3 years of extended warranty, and certified refurbished units by up to 3 months, for dependable protection on every order. Coverage is clear, honoured in full, and confirmed on each product page.

Hassle-Free RMA & Returns

If a unit ever falls short, our streamlined RMA process gets a replacement to you fast, with advance replacement available to keep your network running. No jargon, no runaround.

Rigorously Tested & Quality Assured

Every device is inspected, bench-tested, and firmware-verified, with configurations wiped before dispatch. Additional testing can be arranged to confirm full working condition on request.

Expert Technical Support

Our specialists assist with compatibility, configuration, licensing, and installation, before and after you buy. Real hardware expertise, whenever you need it.

Fast Global Delivery

dispatched quickly and shipped worldwide from regional hubs, fully tracked and insured.

Reviews & Ratings

M
Mason Ellis
5

Single-port 100Gb adapter delivering stable high-speed connectivity.

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.