| Model | [TS-673A-8G] [Qnap TS-673A-8G 6-Bay (Tower) NAS |
| Form Factor | Tower |
| CPU | AMD Ryzen™ Embedded V1500B 4-core/8-thread 2.2 GHz processor |
| CPU Architecture | 64-bit x86 |
| Graphic Processors | Optional via a PCIe adapter |
| System Memory | 8GB SODIMM DDR4 |
| Maximum Memory | 64GB (2 x 32GB) |
| Memory Slot | 2 x SODIMM DDR4 |
| Support ECC memory | |
| For dual-DIMM configurations, you must use a pair of identical DDR4 modules | |
| Flash Memory | 5GB (Dual boot OS protection) |
| Drive Bay | 6 x 3.5-inch SATA 6Gb/s, 3Gb/s |
| Drive Compatibility | 3.5-inch SATA hard disk drives |
| 2.5-inch SATA solid state drives | |
| Hot-swappable | Yes. |
| The following are not hot-swappable: M.2 SSDs, SSD cache drives, SSDs using PCIe expansion slots | |
| M.2 Slot | 2 x M.2 2280 PCIe Gen3 x1 slots |
| SSD Cache Acceleration Support | Yes. |
| GPU pass-through | Yes. |
| PCIe Slot | 2 |
| Slot 1: PCIe Gen 3 x4 | |
| Slot 2: PCIe Gen 3 x4 | |
| USB 3.2 Gen 2 (10Gbps) Port | 3 x Type-A USB 3.2 Gen 2 10Gbps |
| 1 x Type-C USB 3.2 Gen 1 5Gbps | |
| HDMI™ Output | Optional via a PCIe adapter |
| LED Indicators | Status/Power, USB, LAN, Drive 1-6, M.2 SSD 1-2 |
| Buttons | Power, Reset, USB Auto Copy |
| Operating Temperature | 0 - 40 °C (32°F - 104°F) |
| Storage Temperature | -20 - 70°C (-4°F - 158°F) |
| Power Supply Unit | 250W, 100-240V AC, 50-60Hz, 3.5A |
| Size (HxWxD) | 180.2 × 264.3 × 279.6 mm |
| Weight (Net) | 6.4 kg |
| Warranty | 3 Years. Carry-in |