QNAP TS-873AeU-RP-4G, 8-bay short-depth rackmount NAS, AMD Ryzen V1000 series V1500B 4C/8T 2.2GHz, 4GB DDR4 SODIMM RAM (max. 64GB total, optional ECC RAM support), 2 x 2.5GbE LAN, M.2 2280 NVMe/SATA SSD( PCIe Gen3x1), optional 10GbE expansion via PCIe, 1 x PCIe 3.0 x 8 slot, USB 3.2 Gen2 Type-C & Type-A, 2 x 300W PSU