Intel E10G42BTDA Ethernet Converged Network Adapter X520-DA2
Intel (0267894342245 / E10G42BTDA) - Cable type: SFP+ Direct Attached Twin Axial Cabling up to 10m - Chipset: Intel® 82599EN - Controller type: Intel® 82599 10 Gigabit Ethernet Controller - Product family: Intel 10 Gigabit server adapter
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Intel E10G42BTDA Ethernet Converged Network Adapter X520-DA2
The Intel E10G42BTDA Ethernet Converged Network Adapter X520-DA2 is a high‑performance, dual‑port 10 Gigabit Ethernet controller designed for enterprise server environments. Built on the Intel® 82599EN chipset, it delivers reliable, low‑latency connectivity while supporting advanced converged networking protocols such as iSCSI, FCoE, and NFS over Ethernet.
Key Design Features
- Dual 10 Gbps SFP+ Ports: Each port supports SFP+ Direct Attached Twin Axial Cabling up to 10 m, enabling flexible deployment in data centers and high‑density server racks.
- PCI Express Host Interface: The adapter plugs into a PCIe v2.0 x8 lane (5.0 GT/s) slot, ensuring ample bandwidth for both uplink traffic and host communication.
- Intel® 82599EN Controller: This industry‑leading controller provides robust performance, low power consumption (TDP of 8.6 W), and comprehensive driver support across major operating systems.
- Full Duplex & QoS: The adapter supports full duplex operation with built‑in Quality of Service (QoS) and traffic management capabilities, allowing prioritization of critical workloads.
- Virtualization Support: Integrated Intel® VT‑c virtualization technology enables SR-IOV (Single Root I/O Virtualization), allowing multiple virtual machines to share the same physical NIC with near‑native performance.
- Compliance & Certifications: Meets FCC B, UL, CE, VCCI, BSMI, CTICK, and KCC standards, ensuring reliable operation in diverse regulatory environments.
Performance Specifications
| Parameter | Specification |
|---|---|
| Maximum Data Transfer Rate | 10 Gbps (10,000 Mbit/s) per port |
| Interface Type | PCIe v2.0 (5.0 GT/s), x8 lane |
| Operating Temperature Range | 0 °C to 55 °C |
| Storage Over Ethernet | iSCSI, FCoE, NFS support |
| Power Consumption (TDP) | 8.6 W |
| Physical Width | 145.5 mm |
| Supported Protocols | IEEE 802.3, iSCSI, FCoE, NFS, RDMA (iWARP) |
| Launch Date | Q3 2009 |
Advanced Converged Networking Capabilities
The X520‑DA2 is engineered for converged networking environments where storage, network, and compute traffic share the same physical infrastructure. Its support for iSCSI, FCoE, and NFS over Ethernet allows administrators to consolidate data paths without sacrificing performance or reliability.
With built‑in QoS features, the adapter can enforce traffic shaping policies directly on the NIC, reducing CPU overhead and ensuring that latency‑sensitive workloads receive priority treatment. This is particularly valuable in virtualized settings where multiple tenants compete for bandwidth.
Virtualization & SR-IOV Integration
The Intel® VT‑c technology embedded in the X520‑DA2 enables Single Root I/O Virtualization (SR‑IOV). By exposing virtual functions to guest operating systems, each VM can access the NIC as if it were a dedicated device. This eliminates the need for emulation layers and delivers near‑native throughput while maintaining isolation between tenants.
Installation & Compatibility
The adapter is plug‑and‑play, requiring only standard PCIe drivers available on major operating systems such as Windows Server, Linux (RHEL, SUSE, Ubuntu), and VMware ESXi. Its low‑profile design allows installation in both full‑height and low‑profile server chassis.
Intel provides comprehensive driver packages and firmware updates through its support portal, ensuring that the X520‑DA2 remains compatible with evolving operating systems and hypervisor platforms.
Reliability & Environmental Considerations
- Temperature Tolerances: Operates reliably from 0 °C to 55 °C in normal use, with storage capability up to -40 °C to 70 °C.
- No Halogen Content: The adapter does not contain halogens, aligning with environmental safety standards for data center equipment.
- Robust Build: Designed for continuous operation in high‑density server environments, the X520‑DA2 delivers consistent performance over extended periods.
Conclusion
The Intel E10G42BTDA Ethernet Converged Network Adapter X520-DA2 stands out as a versatile, high‑throughput solution for modern data centers. Its dual 10 Gbps ports, support for converged networking protocols, virtualization friendliness, and adherence to industry standards make it an ideal choice for enterprises seeking reliable, scalable network infrastructure.
Whether deployed in a storage‑centric environment or as part of a virtualized server farm, the X520‑DA2 delivers the performance, flexibility, and manageability required by today’s demanding workloads.
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| Brand | ![]() Intel is a computer chip manufacturer that also produces motherboard chipsets, network interface controllers and other integrated circuits. It is the world's largest semiconductor company. |
| Model | Intel E10G42BTDA |
| MPN | Intel E10G42BTDA |
| ID | 7544656 |
| Dimensions / Weight | |
| Key Features | |
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Cable type The category or technology of a cable, such as Cat5e, HDMI, USB, SATA, fiber optic, or other transmission types. It identifies the primary function and compatibility of the cable with devices and systems.
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SFP+ Direct Attached Twin Axial Cabling up to 10m |
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Certification A list of official certifications or compliance marks that the product has received from regulatory bodies, safety organizations, or industry standards groups. Each entry represents a distinct certification such as CE, FCC, RoHS, UL, or WEEE, and may include additional details like version numbers or specific test reports.
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FCC B, UL, CE, VCCI, BSMI, CTICK, KCC |
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Chipset El chipset es el conjunto de circuitos integrados que controla la comunicación entre la CPU, la memoria y los dispositivos periféricos en una placa base. Indica la familia de soporte del procesador y las características disponibles, como número de puertos SATA, tipos de ranuras PCIe y compatibilidad con memorias.
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Intel® 82599EN |
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Compliance industry standards A list of regulatory, environmental, safety, and quality certifications that a product meets. Each entry may be a single certification (e.g., "RoHS", "CE") or a group of related certifications separated by commas (e.g., "CE, FCC, RoHS"). The attribute captures all applicable compliance marks for the item.
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IEEE 802.3 |
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Connectivity technology The network and data interface technologies supported by the product, such as Wired, Wireless, USB, Bluetooth, or combinations thereof. Each value represents a distinct technology that can be used for communication or power delivery.
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Wired |
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Controller type The model or designation of a hardware controller component, such as a network interface card, storage controller, or other embedded controller. It identifies the specific product line or series used in the device and helps users determine compatibility, performance characteristics, and support options.
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Intel® 82599 10 Gigabit Ethernet Controller |
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Full Duplex Indicates whether a device can transmit and receive data simultaneously on two channels, allowing bidirectional communication without delay. A value of "Yes" means the device supports full‑duplex operation; a value of "No" indicates it operates only in half‑duplex mode.
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Yes |
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Host interface List of physical or logical interfaces that allow communication between a host device and other components, such as USB, PCI Express, SATA, M.2, Ethernet, Thunderbolt, or similar standards.
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PCI Express |
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Interface List of physical or logical interfaces that allow communication between a hard drive and other devices, such as SATA, M.2 PCIe, U.2, SAS, NVMe, or other standard connections.
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Ethernet |
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Interface type The physical or logical interface used by a device to connect with other components, such as PCI Express, USB, SATA, Ethernet, or fiber‑optic standards. It indicates the technology that enables data transfer and power delivery between the product and its peripherals.
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PCIe v2.0 (5.0 GT/s) |
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Internal Indicates whether the product is designed to be installed inside a computer system, such as an internal hard drive, SSD, or network card. A value of "Yes" means it can be mounted within the chassis; "No" indicates it is intended for external use.
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Yes |
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Launch date The calendar date on which a product was first made available to the public or released for sale. It is expressed in the format YYYY-MM-DD and can be used to filter, sort, or display the launch timeline of the item.
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Q3'09 |
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Market segment The target market segment for a product, such as "Business", "Home", or "Small‑medium business". This attribute helps customers quickly identify the intended user group and typical use case of the item.
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SRV |
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Maximum data transfer rate The highest theoretical speed at which a device can send or receive data, expressed in bits per second (bps) or its multiples such as kbps, mbps, gbps, etc. This value represents the upper bound of throughput under optimal conditions and is useful for comparing performance across devices and interfaces.
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10000 Mbit/s |
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Number of QPI links The total count of Quick Path Interconnect (QPI) connections present in a processor or motherboard. This value indicates how many QPI links are available for high‑speed communication between CPUs, memory controllers, or other components. It is a simple integer that helps users compare interconnect capabilities across different models.
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Dual |
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Plug and play Indicates whether the product can be used immediately after installation without requiring additional configuration or drivers.
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Yes |
| Ports quantity | 2 |
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Product name The physical connector type used by a processor, motherboard or other component to interface with its platform, such as LGA1151, Socket AM4, LGA1200, etc. This attribute helps users determine compatibility between CPUs and motherboards.
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Intel Ethernet Converged Network Adapter X520-DA2 |
| Product series | Intel Converged X520 |
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Product Type Indicates the general classification or type of an item, such as "laptop", "projector", "router" or "paint". It helps users quickly identify the nature of the product and compare similar items across categories.
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Network Interface Card |
| Status | Launched |
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Width The horizontal measurement of a product, expressed in a linear unit such as millimetres or inches. It indicates how wide the item is from one side to the other and is used for sizing, fitting, and compatibility purposes.
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145.5 mm |



