Welcome to the store! 1. Excellent System Performance: When used with Microsoft Receive Side Scaling or Scalable I/O on Linux, it enhances multiprocessor system performance by efficiently balancing network load across CPU cores. 2. Dual Port: Enables two Gigabit connections in a single adapter, providing higher bandwidth for space-constrained servers and delivering high performance, reliability, and low power consumption in a single integrated dual-port PCI Express Gigabit Ethernet controller chip. 3. Network Standards: For Intel 8257 chipset, fully compliant with network standards: IEEE802.1p, IEEE 802.1Q, IEEE 802.2, IEEE802.3ac, IEEE 802.3az, IEEE 802.3x, IEEE 802.3z, IEEE 802.3ad. 4. Specially Designed: The Intel 82571 Gigabit Ethernet controller for PCI Express is designed for high performance and low memory latency. 5. Supported Systems: Supports Windows 7, 8, 8.1, 10, XP, Vista, Windows Server R 2008 R2, 2012, 2016, 2019, Linux 2.6.x to 5.x. Item Type: PCIE Ethernet Adapter Card Material: PCB Applicable Network Type: Fast Ethernet Bus Type: PCIE Transmission Rate: 10/100/1000 Mbps Full Duplex Half Duplex: Full Duplex Half Duplex Adaptive Network Connection Type: RJ45 LED Indicator: Link/Act (connection working) Applicable Models: Desktop Main Chip: For Intel 82571 Network Standards: IEEE802.1p, IEEE 802.1Q, IEEE 802.2, IEEE802.3ac, IEEE 802.3az, IEEE 802.3x, IEEE 802.3z, IEEE 802.3ad Software Compatibility for Operating Systems: For Windows 7, 8, 8.1, 10, for XP, for Vista, for Windows Server R 2008 R2, 2012, 2016, 2019, for Linux 2.6.x to 5.x Package Contents: 1 x PCIE Ethernet Adapter Card 1 x Low Profile Bracket Your satisfaction is our top priority. We will provide you with the best service. If you encounter any problems after receiving the product, such as damage, incorrect quantity, etc., please contact us immediately and we will provide you with the best solution!