TS-664-8G/108TB-EXOS - QNAP 108TB (Seagate Exos) TS-664-8G 6-Bay desktop NAS; Intel Celeron N5105/N5095 quad-core; 8 GB onboard not expandable; 6 x 3.5/2.5 SATA 6Gb/s drive bays; 2 x M.2 2280 PCIe Gen 3 x1 slots; 2 x 2.5GbE; 1 x HDMI 2.0; 1 x PCIe Gen3 x2 slot; 2 x USB 3.2 Gen 2 Type-A + 2 x USB 2.0