Best SFP Network Cards of 2025

The StarTech.com 10G Card enhances your network experience by delivering a maximum throughput of up to 10 Gbps, making large file transfers and content sharing significantly quicker. With its open SFP+ slot, you can easily use various MSA-compliant modules and direct attach cables, giving you flexibility in your network setup. This card also offers a secure point-to-point connection, reducing electromagnetic interference and allowing for longer distance coverage. Ideal for high bandwidth applications, it ensures a reliable and efficient network environment.

The H!Fiber.com 10G NIC is a versatile network card compatible with various operating systems, including Windows Server and Linux. Its SR-IOV feature enhances your virtualisation capabilities, allowing for efficient resource allocation in virtual environments. With support for Jumbo Frames, you can significantly increase data throughput, making it ideal for high-bandwidth applications. Additionally, it offers PXE support, enabling network-based booting, which simplifies system deployment and management for users.

The TRENDnet 10G SFP+ Adapter allows you to convert a free PCI Express slot into a high-speed 10 Gigabit SFP+ slot, enhancing your network's performance. With VLAN support through IEEE 802.1Q, you can efficiently manage network traffic. This adapter is compatible with various operating systems, including Windows and Linux, ensuring versatility. Additionally, it supports jumbo frames of up to 16 KB, enabling the transmission of larger data packets for improved speed and efficiency.

The StarTech.com Gigabit Ethernet Card allows you to seamlessly connect your PCI Express-based desktop or rackmount PC directly to a fibre optic network. With its Gigabit SFP slot, you can choose the fibre optic module that best suits your needs, offering flexibility and convenience. This PCIe GbE Fibre Network Card ensures high-speed connectivity, enabling you to enjoy fast data transfers of up to 1000 Mbps. Additionally, its simple integration into your system makes it an ideal solution for enhancing network capabilities.

The Synology E10G22-T1-Mini offers impressive connectivity options, supporting speeds of 10Gbps, 5Gbps, 2.5Gbps, 1Gbps, and even 100Mbps. This versatility ensures compatibility with nearly all RJ-45 network environments, making it suitable for various setups. You can easily expand your system’s capabilities with the 10GbE connectivity, enhancing overall performance. Its design prioritises maximum reliability and performance specifically for Synology systems, giving you peace of mind that your network will run smoothly.

The QSFPTEK 10G Network Card is designed for high-performance connectivity, featuring support for various operating systems including Windows 10 and Linux. It utilises the Intel 82599EN 10 Gigabit Ethernet Controller, offering efficient data transfer for applications like LAN and iSCSI. The card boasts 10Gb Single SFP+ ports, allowing for flexible connections with high bandwidth. Additionally, installation is hassle-free, as it comes with both half and full height brackets to fit different PCIe slots.

The GLOTRENDS ST7315 Network Card offers a remarkable upgrade to your network speed, allowing you to achieve up to 10Gb/s with its PCIe 2.0 X4 interface. This card, built on the Intel 82599EN controller, enhances server stability by preventing packet loss, ensuring a smoother experience. It is also backward compatible with 1Gbps connections, so you can easily transition between different speeds without any hassle. Additionally, it supports a wide range of operating systems, making it a versatile choice for various setups.

The VIMIN 10Gb NIC offers impressive performance with its dual 10Gbps SFP ports, utilising the Intel 82599 chipset for rapid data transmission. This card is compatible with various operating systems, including Windows and Linux, making it suitable for different environments. Its flexible design supports both PCI Express x8 and x16 slots, providing versatility for installation. Additionally, the product features excellent heat dissipation, ensuring stable performance even during heavy use, which is essential for maintaining reliable network connections.

The ipolex 10Gb NIC is designed for versatility, supporting various operating systems such as Windows Server, Linux, and VMware. Its single SFP+ port allows for high-speed connections, utilising Direct Attached Copper or fibre cables up to 10 metres. You will appreciate the included full height and low profile brackets, enabling easy installation in different setups. With the Intel Ethernet Controller 82599EN, you can expect reliable performance for storage over Ethernet applications like iSCSI and NFS, making it a robust choice for network upgrades.

The GigaPlus 10Gb Card is designed for high-speed networking, featuring a Dual-Port 10Gbe NIC with an X520 (82599ES) controller. This ensures you can achieve transmission speeds of up to 10Gbps, effectively preventing packet loss. It is compatible with both PCIe X8 and X16 slots, allowing easy integration into your existing system. Installation is straightforward, requiring just a quick plug-in and driver download via a QR code. Additionally, it supports various operating systems, making it versatile for different applications, including servers and workstations.