for Intel Ethernet Converged Network Adapter X520-DA2 Dual SFP+ Ports

Powered by Intel’s third-generation 10 GbE network controller, the Intel Ethernet 82599 10 Gigabit Ethernet Controller, the X520 server adapter family addresses the demanding needs of the next-generation data center by providing unmatched features for virtualization, flexibility for LAN and SAN networking, and proven, reliable performance.

Get Here: http://amzn.to/2tMKN8I ($160.99+ Free Two-Day Delivery)
SFP+ Optics Module for the NIC:
http://amzn.to/2qZyjdW (Multi-mode, 300m, $23.99)
http://amzn.to/2szIJl4 (Single-mode,10km, $56.99)

Point:
Intel 82599ES
Intel CNA compatible
Intel X520 compatible
PCIE card
Ethernet Controller(s): 82599ES-LR 
Connector & Cable Medium:SFP+ Direct Attach Copper/SFP+ Cabling Type: SFP+ Direct Attached/LC Fiber Cable Twin Axial Cabling up to 10 m 
Ports: Dual Port 
Network Operating Systems (NOS) Software Support: Windows Server 2012 R2*/ 2012*/ 2008 R2*/ 2008* SP2/ 2003 R2*/ 2003* SP2; Windows 8*/ 7*/ 10*; Windows Vista* SP2; Linux* Stable Kernel version 3.x, 2.6,x; Red Hat Enterprise Linux* 5, 6; SUSE Linux Enterprise Server* 10, 11; VMware ESX/ESXi*

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