| Model | "Storage" QNAP TS-873A-8G 4-Cores 2.2GHz/8GB/8-Bay + 5 ports Switch (TS-873A-SW5T) |
| 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 |
| Floating Point Unit | Yes |
| Encryption Engine | Yes (AES-NI) |
| Hardware-accelerated Transcoding | Optional via a PCIe adapter |
| System memory | 8GB SODIMM DDR4 (1 x 8 GB) |
| Maximum Memory | 64 GB (2 x 32 GB) |
| Memory Slot | 2 x SODIMM DDR4 |
| Support ECC memory | |
| Flash Memory | 5GB (Dual boot OS protection) |
| Drive Bay | 8 x 3.5-inch SATA 6Gb/s, 3Gb/s |
| RAID Type | 8-bay (and more): JBOD, Single, RAID 0, 1, 5, 6, 10, 50, 60 |
| Drive Compatibility | 3.5-inch SATA hard disk drives |
| 2.5-inch SATA solid state drives | |
| Hot-swappable | Yes |
| M.2 Slot | 2 x M.2 2280 PCIe Gen3 x1 slots |
| SSD Cache Acceleration Support | Yes |
| 2.5 Gigabit Ethernet Port (2.5G/1G/100M) | 2(2.5G/1G/100M) |
| 5 Gigabit Ethernet Port (5G/2.5G/1G/100M) | Optional via a PCIe adapter |
| 10 Gigabit Ethernet Port | Optional via a PCIe adapter |
| 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 |
| Power Supply Unit | 250W, 100-240V AC, 50-60Hz, 3.5A |
| Operating Temperature | 0 - 40 °C (32°F - 104°F) |
| Dimensions (HxWxD) | 180.2 × 329.3 × 279.6 mm |
| Weight (Net) | 7.4 kg |
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