The TVS-473e is powered by a high-end AMD R-Series APU that incorporates an exceptional CPU with AMD Radeon™ R7 Graphics performance, delivering a high-performance and energy-efficient NAS solution. Built with a state-of-the-art metal design and topped off with a stylish gold finish, the highly-capable TVS-473e provides PCIe expandability, the unique USB QuickAccess port, HDMI 4K@ 30Hz output, and 4K H.264 video decoding and encoding acceleration for an optimum audiovisual experience. Integrated Radeon™ R7 GPU for 4K video playback. Two PCIe slots support 10GbE adapters, QM2 cards, USB 3.1 10Gbps cards, or wireless network cards. Us model : ADATA XPG SX6000 Lite 512GB PCIe 3D NAND PCIe Internal Solid State Drive tag : NAS