CPU Model: Intel ATOM C3538, CPU Architecture: x64 64-bit, CPU Frequency: Quad Core 2.1GHz, Memory: 8GB SO-DIMM DDR4 Compatibility, Memory Expandable up to: 32GB (2 x 16GB), Flash Memory: 4GB eMMC. The all new Lockerstor series of NAS feature dual Intel 10-Gigabit Ethernet ports as well as dual Realtek 2.5-Gigabit Ethernet ports. With a managed switch that supports multiple speeds.