The TS-x77XU series is available with Ryzen 3 1200, Ryzen 5 2600, and Ryzen 7 2700 processors, all of which demonstrate astonishing processing power for versatile applications and scenarios (including desktop and server virtualization, on-the-fly video transcoding/streaming, and private cloud infrastructure). Four PCI Express (PCIe) slots are available in all models, allowing users to expand NAS functionality with network adapters (40GbE, 10GBASE-T/NBASE-T™), USB 3.1 Gen 2 (10 Gbps) cards, M.2 SSD cards, and graphics cards. The TS-1677XU comes with a 500 W power supply unit (PSU) to support a graphics card that requires additional power. Models with redundant power supplies are also available.