Tessarix DK-9921 Prime Thunderbolt 4 Dock (100W)
Thunderbolt & USB4 Docks · Tessarix · SKU DK9921-PRIME · Released 2020 · Updated 2026-10-20
Key facts
| Benchmark index | 2,919 (Thunderbolt & USB4 Docks scale) |
|---|---|
| Category rank | #16,509 |
| Street price | $139 |
| Power | 130 W |
| Performance per dollar | 21.00 |
| Released | 2020 |
Specifications
| Brand | Tessarix |
|---|---|
| Model | Tessarix DK-9921 Prime |
| Host connection | Thunderbolt 4 (40Gbps) |
| Host charging | 100 W USB Power Delivery |
| Displays | Up to 2× 4K 60 Hz or 1× 8K 30 Hz |
| Downstream Thunderbolt/USB4 | 3× Thunderbolt 4 / USB4 |
| USB-A | 2× 10Gbps, 1× 5Gbps |
| Ethernet | 1GbE |
| Card reader | None |
| Audio | 3.5 mm combo jack |
| Power supply | 130 W external |
Related guides
Similar Thunderbolt & USB4 Docks
| Model | Benchmark | Price | Compare |
|---|---|---|---|
| Tessarix DK-8833 Edge Thunderbolt 4 Dock (96W) | 3,321 | $129 | Compare |
| Quorvex DK-8295 Ti USB-C 10Gbps Dock (85W) | 3,104 | $129 | Compare |
| Vantrel DK-6663 Core USB-C 10Gbps Dock (85W) | 2,637 | $89 | Compare |
| Quorvex DK-2373 Prime Thunderbolt 4 Dock (100W) | 6,144 | $399 | Compare |
| Vantrel DK-5508 Plus Thunderbolt 4 Dock (100W) | 3,093 | $149 | Compare |
| Vantrel DK-2756 Ti Thunderbolt 5 Dock (140W, 2.5GbE) | 6,800 | $369 | Compare |
All Thunderbolt & USB4 Docks · JSON
Cite this page: Hardware Spec Index, “Tessarix DK-9921 Prime Thunderbolt 4 Dock (100W)”, https://vextor7.com/item/4337657 (accessed 2026-10-20).