Intel X540-T2 Specifications Mfr Part Number: X540-T2-OEM Controller Processor: Intel Ethernet Controller X540 Connectors: 2x RJ45 Copper Data Rate: 100 Mbps, 1 Gbps, 10 Gbps (per port) Bus Type: PCI-Express 2.1 (5 GT/s) Bus Width: PCI-Express x8, Operable in x8 and x16 Slots Bus Speed (x8, Encoded Rate): 20 Gbps uni-directional; 40 Gbps bi-directional Interrupt Levels: INTA, MSI, MSI-X Features: Low-profile Load balancing on multiple CPUs Remote boot iSCSI and FCoE Support for most network operating systems (NOS) Lead-free technology I/O Features for Multi-Core Processor Servers: MSI-X support Low Latency Header splits and replication in receive Multiple queues Tx/Rx IP, SCTP, TCP, and UDP checksum offloading (IPv4, IPv6) capabilities Tx TCP segmentation offload (IPv4, IPv6) IPsec Offload Compatible with x8 and x16 standard and low-profile PCI Express slots Receive and Transmit Side Scaling for Windows and Scalable I/O for Linux (IPv4, IPv6, TCP/UDP) RJ45 connections over CAT-6a cabling Virtualization Features: Virtual Machine Device queues (VMDq) Next-Generation VMDq (64 queues per port) PCI-SIG SR-IOV Implementation (64 virtual functions per port) IPv6 Offloading Advanced packet filtering VLAN support with VLAN tag insertion, stripping and packet filtering for up to 4096 VLAN tags Network Management: Wired for Management (WfM) baseline v2.0 enabled for servers DMI 2.0 support, Windows Management Instrumentation (WMI) and SNMP Remote Installation Services (RIS) PXE 2.0 enabled through boot Read-Only Memory (ROM) Network Operating Systems (NOS) Software Support: Windows 7 (IA32 and X64) Windows Server 2008/ 2008 Core/ 2008 R2/ 2008 R2 Core (x64 and IPF) Linux SLES 11 SP1 Microsoft Windows Server 2003 Microsoft Vista SUSE SLES 10 or later, Professional 9.2 or later Microsoft Windows Virtual Server 2005 Red Hat Enterprise 4 or later FreeBSD 5.x or later support VMware ESX 4.0/4.1, ESXi 5.0 support Fedora EFI 1.1 Advanced Software Features: Adapter Fault Tolerance (AFT) - Teaming support Switch Fault Tolerance (SFT) Adaptive Load Balancing (ALB) Virtual Machine Load Balancing (VMLB) IEEE 802.3ad (link aggregation control protocol) PCIe Hot Plug/Active Peripheral Component Interconnect (PCI) IEEE 802.1Q VLANs IEEE 802.3 2005 flow control support Tx/Rx IP, TCP, & UDP checksum offloading (IPv4, IPv6) capabilities Transmission control protocol (TCP), User Datagram Protocol (UDP), Internet Protocol (IP) IEEE 802.1p TCP segmentation/large send offload MSI -X - Multiple Independent Queues Interrupt moderation IPv6 offloading Package Content 1 X Intel X540-T2 1 X High bracket 1 X Low bracket Payment Policy We accept payment by PayPal. Shipping Policy We ship within 7 business day. Ship to eBay confirmed address ONLY Shipping to USA, Australia, UK,  RU: Ship via USPS First Class Mail. ETA 8 to 15 business days. International Shipping: Ship via China Postal Service Airmail. ETA 15 to 30 business days. International Shipping: Ship via DHL/UPS/EMS Express. ETA 3 to 8 busines You may sometimes experience longer delivery time due to customs-related delays. Please let us know. ( No service on Sundays and public holidays), Buyers are responsible for any international customs and duties that may apply. Returns Policy Buyer pays return shipping. Feedback We guarantee you a five star shopping experience with us. If you are not satisfied with your purchase, please contact us within 30 days of receipt to return it for a refund or exchange. If our product does not work properly for you and you want to exchange another one or get a refund, please confirm with our customer service first and list the product detailed problems. Please don't open case via ebay or paypal. We keep our promises that we will provide you with the best solution within 24 hours. Seller’s Note Feedback as well as Detailed seller ratings are very important to us and we always strive for 5 Star ratings and Positive Feedback. In the Unlikely event that you are unhappy with your purchase please contact us before leaving any feedback so we can address any concerns that you have in a timely and professional manner.