Type Here to Search Products ARK Home Intel(R) Ethernet Converged Network Adapter X520-SR1 Add to Compare SPECIFICATIONS SPECIFICATIONS RELATED PRODUCTS Essentials Essentials Networking Specifications Status Launched Package Specifications Launch Date Q3'09 Vertical Segment Server Cable Medium Fiber Cabling Type MMF up to 300m Bracket Height Low Profile & Full Height Max TDP 8W Intel(R) 82599ES 10 Gigabit Ethernet Controller Recommended Customer Price $613.00 - $629.00 Download Product Brief Product Brief Link Search Distributors Supported Operating Systems Windows Server 2012*, Windows 8*, Windows Server 2008 R2*, Windows 7*, Windows Server 2008* SP2, Windows Vista* SP2, Windows Server 2003 R2*, Windows Server 2003* SP2, Linux* Stable Kernel version 3.x, 2.6,x, Red Hat Enterprise Linux* 5, 6, SUSE Linux Enterprise Server* 10, 11, FreeBSD 9*, , VMware ESX/ESXi* Advanced Technologies Intel(R) Virtualization Technology for Connectivity COMPATIBLE PRODUCTS ORDERING / SSPECS / STEPPINGS Intel(R) 10 Gigabit Server Adapters Intel(R) Ethernet Converged Network Adapter X520 Series Products formerly Spring Fountain QUICK LINKS Software Downloads Support Overview Search all of intel.com PCN/MDDS Information 900141: PCN | MDDS 901222: PCN | MDDS 927757: PCN Networking Specifications # of Ports Single System Interface Type PCIe v2.0 (5.0GT/s) Intel(R) Virtualization Technology for Connectivity (VT- Yes c) Speed & Slot Width 5.0 GT/s, x8 Lane Controller Intel 82599ES Package Specifications Low Halogen Options Available See MDDS Advanced Technologies iWARP/RDMA No Intel(R) Data Direct I/O Technology Yes Intelligent Offloads Yes Storage Over Ethernet iSCSI, FCoE, NFS Intel(R) Virtualization Technology for Connectivity On-chip QoS and Traffic Management Yes Flexible Port Partitioning Yes Virtual Machine Device Queues (VMDq) Yes PCI-SIG* SR-IOV Capable Yes All information provided is subject to change at any time, without notice. Intel may make changes to manufacturing life cycle, specifications, and product descriptions at any time, without notice. The information herein is provided "as-is" and Intel does not make any representations or warranties whatsoever regarding accuracy of the information, nor on the product features, availability, functionality, or compatibility of the products listed. Please contact system vendor for more information on specific products or systems. "Intel classifications" consist of Export Control Classification Numbers (ECCN) and Harmonized Tariff Schedule (HTS) numbers. Any use made of Intel classifications are without recourse to Intel and shall not be construed as a representation or warranty regarding the proper ECCN or HTS. Your company may be the exporter of record, and as such, your company is responsible for determining the correct classification of any item at the time of export. "Announced" SKUs are not yet available. Please refer to the Launch Date for market availability. System and Maximum TDP is based on worst case scenarios. Actual TDP may be lower if not all I/Os for chipsets are used. The Recommended Customer Price ("RCP") is pricing guidance for Intel products. Prices are for direct Intel customers and are subject to change without notice. Taxes and shipping, etc. not included. Prices may vary for other package types and shipment quantities, and special promotional arrangements may apply. Listing of these RCP does not constitute a formal pricing offer from Intel. Please work with your appropriate Intel representative to obtain a formal price quotation. Low Halogen: Applies only to brominated and chlorinated flame retardants (BFRs/CFRs) and PVC in the final product. Intel components as well as purchased components on the finished assembly meet JS-709 requirements, and the PCB / substrate meet IEC 61249-2-21 requirements. The replacement of halogenated flame retardants and/or PVC may not be better for the environment. Send us your feedback!