StarTech.com 40Gigabit Ethernet Card for Workstation - 40GBase-SR4, 40GBAse-LR4 - QSFP+ - Plug-in Card

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. 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. The 40G NIC uses an Intel XL710 chipset providing reliable connectivity and convergent network features.

Dual-Port QSFP+ Server NIC Card - PCI Express - Intel XL710 Chip 40 Gigabit Ethernet Card 40GBase-SR4 and 40GBase-LR4 support PCIe x8 interface 2 QSFP+ expansion slots (open QSFP+) Optical Fiber media type Black color Dimensions: 7.1" depth x 4.8" width x 0.8" height Weight: 4.50 ounces Compatible with Windows 7, 8, 8.1, 10, and Windows Server 2008 R2, 2012, 2012 R2, 2016, and 2019 (64-bit versions only). Supports Linux kernel versions 2.6.24 to 4.11.x (64-bit only) LTS versions. Package includes the Dual-Port QSFP+ Server NIC Card with Intel chip, a low-profile bracket for flexible installation options, and a quick-start guide. Backed by a StarTech.com 2-year warranty and free lifetime technical support.