Product Type | Network Adapter |
Form Factor | Plug-in card |
Bus Type | PCI Express 2.0 x8 |
Chipset | Intel 82599ES |
Total Data Throughput | 20 Gbps (10 Gbps per port) |
Power Consumption | Up to 7.5 W |
Bracket Height | Low-profile and full-height brackets included |
Connectivity Technology | Wired |
Lenovo ThinkServer X520-DA2 PCIe 10Gb 2-Port SFP+ Ethernet Adapter




Key Benefits

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- Designed by Lenovo and powered by Intel technology for enterprise-grade performance
- Supports 10Gbps per port with dual-port redundancy options, ideal for high-performance networking environments
- TAA-compliant and PCIe-based, making it suitable for secure and scalable government and enterprise installations
Product Overview
The Lenovo ThinkServer X520-DA2 PCIe Ethernet Adapter is engineered to deliver high-speed, reliable networking for enterprise-level servers and data centers. Integrating Intel's advanced chipset technology, this adapter features two SFP+ ports and supports 10 Gigabit Ethernet, offering a total potential throughput of 20 Gbps when both ports are utilized. It connects via a PCI Express interface, allowing it to easily integrate into ThinkServer platforms for streamlined deployment.
This wired Ethernet card is ideal for applications requiring low-latency and high-bandwidth data transfer, such as virtualization, database services, or large-scale cloud environments. The dual-port configuration enables link aggregation and failover capabilities, enhancing network redundancy and overall performance. The adapter meets TAA compliance, making it suitable for government and public sector deployments. Country of origin is Mexico.
Designed with scalability in mind, the X520-DA2 integrates seamlessly into rapidly expanding network infrastructures. Although specific environmental certifications like EPEAT and Energy Star were not provided, its robust performance specifications make it a reliable choice for enterprises seeking efficient, high-capacity networking solutions.
Specifications
Product Overview
Wireless Features
Compliance & Origin
Country of Origin | Mexico |
TAA Compliant | Yes |
RoHS Compliant | Yes |
Certifications | FCC Class A, UL, CE, VCCI, BSMI, C-Tick |
Advanced Security Features
Access Control List (ACL) Support | Yes |
Intel AES-NI Support | Yes |
SR-IOV Support | Yes |
VMware NetQueue Support | Yes |
CPU Offload Capabilities | TCP/UDP/IP Checksum Offload, TCP Segmentation Offload |
Traffic Filtering | Yes |
MAC Address Filtering | Yes |
Interfaces
Interface Type | PCI Express 2.0 x8 |
Port Type | SFP+ |
Number of Ports | 2 |
Data Transfer Rate | 10 Gbps |
Data Link Protocol | 10 Gigabit Ethernet |
Supported Protocols | TCP/IP, UDP/IP, iSCSI, FCoE |
Cabling Type | Direct Attach Copper (DAC) or fiber (with SFP+ modules) |
RDMA Support | Yes (via iWARP) |
VLAN Support | IEEE 802.1Q VLAN Tagging |
Link Aggregation | Yes (IEEE 802.3ad) |
PXE Support | Yes |
Wake-on-LAN (WoL) | Yes |
Jumbo Frame Support | Up to 15,000 bytes |
Physical & Environmental
Dimensions (H x L) | 68.9 mm x 167.6 mm |
Operating Temperature | 0°C to 55°C (32°F to 131°F) |
Storage Temperature | -40°C to 70°C (-40°F to 158°F) |
Operating Humidity | 10% to 90% (non-condensing) |
Storage Humidity | 5% to 90% (non-condensing) |
MTBF | Approximately 1,500,000 hours |