AMD RyzenTM V1500B quad-core 2.2 GHz, 4 GB DDR4 ECC SODIMM RAM (2 slots, Upgradable to 32GB, 2x 16GB Max), 8x 3.5" or 2.5" Drive Bays (Max of 18 bays with expansion), 2x M.2 2280 NVMe , 4x USB 3.2 Gen 1, 2x eSATA, 4x Gigabit LAN, 1x PCIe Gen3 x8 Slot (x4 Link), Maximum 40 IP Cams.

Compatible RAM Models:
D4ECSO-2666-16G (DDR4 ECC SODIMM) - 16GB
D4ES01-8G (DDR4 ECC SODIMM) - 8GB
D4ES01-4G (DDR4 ECC SODIMM) - 4GB

Expansion Unit Available - DX517 (5 Additional Bays)