Get fast, high-bandwidth connectivity with this dual-port QSFP+ Network Interface Card. It adds two open QSFP+ slots to your server or workstation. The 40G NIC features an Intel® controller and provides redundant network links with reliable performance. It's ideal for high-demand database servers, virtualized servers and agile data centers that require infrastructure updates with no downtime. Increase your network speed This dual port QSFP+ server NIC card lets you take advantage of the speed and stability of a 40 Gigabit network, with data transfers of up to 40Gbps. Add redundant connections in zero-downtime environments With two QSFP+ ports, the PCIe NIC helps to prevent network downtime by adding fault-tolerant connections using two modules, to provide high-bandwidth network links to your mission-critical servers or workstations. Add scalable network connections With its open QSFP+ slots, the network interface card supports QSFP+ transceiver modules and is compatible with multimode and single-mode fiber, providing a scalable networking solution. Enhance your network capabilities The 40G NIC uses an Intel XL710 chipset providing reliable connectivity and convergent network features. It offers many advanced features including Intel Virtualization Technology for Connectivity. The PEX40GQSFDPI is backed by a StarTech.com 2-year warranty and free lifetime technical support.