PCIE X4 Interface to 1X 10Gb/s SFP+ Optical Ethernet Adapter 

 1. FebSmart X520-DA1 is a PCIE 2.0 x4 interface to 1x 10GbE SFP+ optical port network adapter. It is powered by the Intel 82599ES 10Gb/s Ethernet controller, delivers stable 10Gb/s LAN and SAN connectivity for Windows desktops, Windows servers, NAS, Linux PCs, and Data centers, making it ideal for virtualization and storage-intensive environments.
2.Major Chipset: Intel 82599ES 10Gb/s Ethernet Controller; Network Interface: 10GbE SFP+ Port; Media Type: 10GbE SFP+ Transceivers, DAC and AOC Cables; Network Speed: 10GbE & 1GbE; Network Protocol: LAN & SAN; Host Interface: PCIE 2.0 x4 Interface, 20Gbps Total Bandwidth; Optical Transceiver Speed: 10GbE; DAC and AOC Speed: 10GbE.
3. Support IEEE 802.3ae 10GbE and IEEE 802.1z 1GbE; Support IEEE 1588; Support Intel Data Direct I/O Technology; Support Intelligent Offloads; Support Storage Over Ethernet; Support Intel Virtualization Technology for Connectivity include VMDq & SR-IOV; Support On-chip QoS and Traffic Management and Flexible Port Partitioning (FPP); Support Fiber Channel over Ethernet (FCoE); Support Pre-boot Execution Environment (PXE).
4. Need to Install driver on Windows 11, 10, 8.x, 7 32/64bit, Driver Free on Windows Server 2012, 2012R2, 2016, 2019, 2022. Linux need to install IXGBE driver. Support RHEL 9.3-9.4, 8.9-8.10, 9.0 - 9.2, 8.0 - 8.8. SLES 12 SP5, SLES 12 SP4, SLES 15 SP5, SLES 15 SP4 and previous; Support Ubuntu 22.04 LTS, 20.04 LTS and Debian 11; Support Free BSD 14.0~13.3, 13.1 - 13.2, 12.0 - 12.3; Support all VMWare ESXI editions.
5. Comply with Open Fabrics Enterprise Distribution (OFED) and Open Fabrics Windows Distribution (WinOF-2). X520 DA1 must be used with 10GbE SFP+ transceivers paired with LC fiber cables or directly with 10GbE SFP+ AOC and DAC cables. Compliant with PCIE 2.0 standards, delivering 5 GT/s per lane. PCIE x4 interface provides 20 Gbps of bandwidth, enabling full-duplex 10Gb/s Ethernet for both transmit and receive paths.
6. ATTENTION: 1. PCIE x4 interface, works on PCIE x4, x8, x16 slot. 2. Low profile bracket in the package and full height bracket mounted on X520-DA1 network adapter. Compatible with standard size PCs and low-profile PCs. 

A. 1. Optical transceivers speed: 10GbE &1GbE. DAC and AOC cables speed: 10GbE.2. Comply with Open Fabrics Enterprise Distribution (OFED) and Open Fabrics Windows Distribution (WinOF-2).

B. 1. Driver Free on Windows Server2025, 2022, 2019, 2016, 2012R2, 2012, Need to Install Driver Windows 11, 10, 8.x, 7 (32/64bit). 2. Linux Include: RHEL, SLES, Ubuntu, FreeBSD, VMWare ESXI.

C. 1. Full Height Bracket mounted on the PCIE NIC card, works on Standard Size PCs. 2. Low Profile Bracket packed in the box, works on Slim PCs.

D. 1. Powered by Intel 82599ES 10 Gb/s Converged Ethernet Controller. 2. Supports Intel virtualization technologies, Intel Data Direct I/O technology, intelligent offloads, and storage over Ethernet. 3. Supports VMDq, SR-IOV,PXE, FCoE, iSCSI and NFS.

E. 1. PCIE 2.0 protocol, compatible with PCIE 2.0, 3.0, 4.0, 5.0 standard. 2. PCIE X4 interface, compatible with PCIE X4, X8, X16 slot. 3. Provide 20Gbps total bandwidth, ensure both reception and transmission achieve 10GbE simultaneously.

F. 1. Support IEEE 1588, IEEE 802.3AE 10GbE and IEEE 802.1z 1GbE. 2. Supports IEEE 1588 standards

FebSmart X520-DA1 is a PCIE 2.0 x4 interface network adapter equipped with 1x 10GbE SFP+ optical port. Powered by the Intel 82599ES 10Gb/s Ethernet controller, it provides reliable 10Gb/s LAN and SAN connectivity for Windows desktops, Windows servers, NAS devices, Linux PCs and Data Centers, making it an ideal solution for virtualization and storage-intensive workloads. It complies with IEEE 802.3ae (10GbE), IEEE 802.1z (1GbE) and IEEE 1588 standards. It also supports the Open Fabrics Enterprise Distribution (OFED) and Open Fabrics Windows Distribution (WinOF-2). The SFP+ port is compatible with 10GbE and 1GbE optical transceivers, while DAC and AOC cables support 10GbE transmission. Built on the PCIE 2.0 protocol with a PCIE x4 interface, the adapter delivers a total bandwidth of 20Gbps, enabling full-duplex 10Gb/s Ethernet connections on desktop PCs for both transmit and receive paths. The adapter supports Intel connectivity virtualization technologies including VMDq and SR-IOV, as well as PXE and Intel Data Direct I/O (Intel DDIO) technology. It is compatible with 10GbE optical transceivers, AOC cables, and DAC cables. Additional features include Fiber Channel over Ethernet (FCoE), intelligent protocol offloads, and storage-over-Ethernet support for iSCSI and NFS. It also incorporates on-chip QoS, traffic management and flexible port partitioning capabilities.

Compatible Systems:

1. Driver Free on Windows Server 2025, 2022, 2019, 2016, 2012R2, 2012. Need to Install Driver on Windows 11, 10, 8.x, 7 (32/64bit).

2. Linux kernels drivers IXGBE (Intel official site driver).

3. Support RHEL 9.3-9.4, 8.9-8.10, 9.0 - 9.2, 8.0 - 8.8. SLES 12 SP5, SLES 12 SP4, SLES 15 SP5, SLES 15 SP4 and previous; Support Ubuntu 22.04 LTS, 20.04 LTS and Debian 11; Support Free BSD 14.0~13.3, 13.1 - 13.2, 12.0 - 12.3; Support all VMWare ESXI editions.

Package: 1x X520-DA1, 1x Low Profile Bracket, 1x Mount Screw, 1x User Manual, 1x Mini CD.