QNAP 1U 4-Bay AMD 64bit x86-based NAS and iSCSI/ IP-SAN, Quad Core 2.0GHz, 4GB RAM, 4 x 1GbE, 1 x 10GbE (10GBASE-T), Redundant PSU. AMD GX-420MC 4-Core 2.0GHz, 4GB DDR3L RAM (max 16GB), SATA 6Gb/s, 4 x GbE LAN, 1 x 10GbE (10GBASE-T, pre-installed PCIe card), Hardware Encryption, Without Rail Kit (RAIL-B02)