Compatible with Windows Server 2003/ 2008/ 2012, Windows7/8/10*/Visa, Linux, ESX/ESXi*. Storage over Ethernet: iSCSI, FCoE, NFS. (Only by setting up Win10 driver correctly the NIC can work on Win11! See the main picture for more detail of installation.) Equipped with high quality original Intel 82599EN controller which supports I/O virtualization and make the servers more stable. Supports 10G, not support 1G/2.5G/5G; Single SFP+ port let you connect to 10 Gigabit SFP+ module/DAC/AOC for meeting the demands of data center environments. PCI-E X8 Lane is suitable for both PCI-E X8 and PCI-E X16 slots. With profile bracket and additional low profile bracket that makes it easy to install the card in a small form factor/low profile computer case/server.NOT support hot swaping. What You Get: 10GbE PCI-E X8 Card X520-10G-1S x1, Low-profile Bracket x1, 30 Days Free-returned, 3 Year Warranty and Lifetime Technology Support. PS: Due to the particularity in QNAP/Synology, for QNAP/Synology users, pls contact us before purchase. P/N: X520-10G-1S (compare to Intel X520-DA1)
Ethernet Controller(s): 10Gtek controller
Connector & Cable Medium:SFP+ Direct Attach Copper/SFP+
Cabling Type: SFP+ Direct Attached/LC Fiber Cable Twin Axial Cabling up to 10 m
Ports: Single Port

Ethernet Converged Network and Server Adapters
Connectivity you can count on
Reliable Performance
● Broad OS support
● Optimized for Intel`g Architecture
● Low latency Ethernet

Best Choice for Virtualization
● Leadership in virtual system scalability with Flexible, Port Partitioning (FPP) and intelligent offload
● Broad VM support (VMware ESXi*, Microsoft Hyper-V*,KVM* and Xen*)

Unified Networking
● Full line of 10GbE Converged Network Adapters (CNA)
● Fibre Channel over Ethernet
● iSCSI with trusted, native OS support
● Support for data center bridging with lossless Ethernet

Platform Optimization
● Integrated PCI Express*
● Direct Data I/O Technology