10Gtek’s 40G NICs support 40GbE application. 40G NICs use Intel XL710 series chips. These NICs come in 1~2 ports, supporting QSFP+ slot. These cards are supporting Windows, Linux, RHEL, SUSE, FreeBSD, VMware ESXi and other operating systems.
Intel XL710 Series Controllers
Regarding Synology, QNAP devices support: It is recommended that you consult the official device documentation (please refer to the link below). If it supports the corresponding network card controller chip, it will work.
Synology Compatibility List：https://www.synology.com/zh-cn/compatibility
QNAP Compatibility List：https://www.qnap.com.cn/zh-cn/compatibility/
Regarding FreeNAS, UnRaid, OpenWRT, iKuai, RouterOS, Proxmox VE operating system support: Customers are advised to consult the official device support documents of the OS system. If it supports the corresponding network card chip, it will work.