by Lyle Smith

QNAP 25GbE QXG-25G2SF-CX4 & 10GbE QXG-10G2SF-CX4 NICs Now Available

QNAP has announced the release of their newest network interface cards, the dual-port 25GbE QXG-25G2SF-CX4 and 10GbE QXG-10G2SF-CX4. When installed in a server-grade PC, the new QNAP NICs are expected to significantly improve workflows in offices and homes. As far as components go, both cards are equipped with a Mellanox ConnectX-4 Lx SmartNIC controller and support iSER (iSCSI Extension for RDMA) to help improve VMware virtualization. The NICs support the PCIe Gen3 x8 interface and can be installed on Windows or Linux PCs as well as inside compatible QNAP NAS solutions.  



With their 25GbE and 10GbE connectivity (coupled with iSER support), QNAP states that the QXG-25G2SF-CX4 and QXG-10G2SF-CX4 are an ideal solution for those who have high-speed requirements. They are also designed to perform particularly well in higher-end NAS solution due to their fast throughput capabilities in data transmission, backup/restoration, SSD-based applications, and VMware applications.

Key specifications

  • QXG-25G2SF-CX4: Dual-port 25GbE SFP28 network expansion card
  • QXG-10G2SF-CX4: Dual-port 10GbE SFP+ network expansion card
  • Mellanox ConnectX-4 Lx controller; PCI Express Gen3 x8, low-profile, full-height and specialized brackets (for designated QNAP NAS) included in the package.


The QXG-25G2SF-CX4 and QXG-10G2SF-CX4 NICs are available now. 

QNAP NIC mellanox

Discuss This Story

Sign up for the StorageReview newsletter

Related News and Reviews