Features: Dual Lan 10G Network Card: Featuring the Intel X540 controller, this network card delivers dual-port 10 Gbps high-speed performance, ensuring stable internet access and reliable local data transmission with minimal packet loss for improved server stability. Network Interfaces: Two independent Ethernet ports supporting 10GBASE-T, 1000BASE-T, and 100BASE-TX (compliant with IEEE 802.3an, 802.3, 802.3u, and 802.3ab standards). Compatible with Windows, Windows Server, Linux, VMware, and ESXi operating systems. PCIe to 10Gbe RJ45: This 10G BASE-T PCIe network adapter converts PCIe x8 or x16 slots into dual 10G RJ-45 Ethernet ports. Note: Designed for PCIe slots only, not compatible with PCI slots. Adaptability and heat dissipation: Includes standard and low-profile brackets for use in desktops, workstations, servers, and mini-tower systems. Efficient heat dissipation design helps maintain optimal operating temperatures and ensures consistent network performance. Specifications: LAN Transmission Rate: 10 Gbps Ethernet Applicable Network Type: 10-Gigabit Ethernet Package Included: Yes Model Number: 10G Dual Port Ethernet Card Application: Desktop Interface Type: PCI Express Adapter Socket: PCI-E Kind: External Transmission Rate: 10-Gigabit Ethernet Feature 1: 10Gbps Port Ethernet Network Card Feature 2: PCIe x8/x16 Support Feature 3: PCIe x8 Network Expansion Adapter Feature 4: Dual Copper RJ45 10Gbps Ethernet Network Card Supported Systems: Windows Server 2003 / Server 2008 / Vista / Windows 7 / Windows 8 / Windows 10 (32-bit and 64-bit) Windows Server 2003 / 2008 / 2008 R2 / 2012 / 2012 R2 / 2016 FreeBSD, Linux Stable Kernel, VMware ESX/ESXi Package Includes: X540-T2 Network Card x 1 Low Profile Bracket x 1