. The TS-673 is powered by a high-performance & energy-efficient AMD R-Series CPU & provides two PCIe slots for greater functionality. You can install a QNAP QM2 expansion card to add M.2 SSD caching/10 Gb E connectivity; a compatible wireless card to use the TS-673 as a wireless access point; & an entry-level graphics card (for example NVIDIA® Ge Force® GT1030) to boost system performance for 4K video performance. The TS-673 means that you can flexibly deploy a wide range of applications with a more affordable budget..