QNAP TS-473A – NAS-Server

2.5GbE connectivity: Both 2.5GbE ports are backwards compatible with 1GbE/ 100MbE speeds. Up to 5 Gbps transfer speeds can be achieved by using port trunking
Flexible PCIe expansion: Add extra functionality with PCIe cards, including 10GbE ports, SSD caching, extra USB 3.2 Gen 2 ports, wireless networking, or Fibre Channel
GPU applications: Supports entry-level NVIDIA® graphics cards for video processing or GPU-passthrough to VMs
SSD cache acceleration: Features two M.2 PCIe NVMe SSD slots for Qtier Technology and SSD Caching enable constant storage optimization
Virtualization applications: Host containerized applications and virtual machines with various operating systems
Supports QTS/QuTS hero OS: Features QTS operating system and supports switching to ZFS-based QuTS hero for greater reliability