4-bay NASbook, Intel Celeron N150 quad-core, onboard 8GB DDR5 RAM (not expandable), 2 x M.2 2280 PCIe Gen3 x2 slots + 2 x M.2 2280 PCIe Gen3 x1 slots, 1x 2.5GbE, 1 x 10GbE, 1 x HDMI , 2 x USB 3.2 Gen2 Type-A + 3 x USB 2.0

16-Bay QuTS hero NAS (12 x 3.5" SATA + 4 x U.2 NVMe slots), AMD Ryzen 9 7900 series 12C24T (boost up to 5.4 GHz), 32GB DDR5 non-ECC RAM (max. 192GB total), 2 x USB3.2, 2 x USB2.0, 3 x PCIe Gen4 slots, 2 x 10GBASE-T, 2 x 2.5GbE, 750W PSU