Tessarix DK-3840 XT Thunderbolt 4 Dock (100W)
Thunderbolt & USB4 Docks · Tessarix · SKU DK3840-XT · Released 2025 · Updated 2026-10-19
Key facts
| Benchmark index | 5,790 (Thunderbolt & USB4 Docks scale) |
|---|---|
| Category rank | #18,567 |
| Street price | $369 |
| Power | 130 W |
| Performance per dollar | 15.69 |
| Released | 2025 |
Specifications
| Brand | Tessarix |
|---|---|
| Model | Tessarix DK-3840 XT |
| 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 | 2.5GbE |
| Card reader | SD 4.0 UHS-II |
| Audio | 3.5 mm combo jack |
| Power supply | 130 W external |
Related guides
Similar Thunderbolt & USB4 Docks
| Model | Benchmark | Price | Compare |
|---|---|---|---|
| Tessarix DK-4359 Max USB-C 10Gbps Dock (60W) | 3,503 | $169 | Compare |
| Tessarix DK-9030 Ultra USB-C 10Gbps Dock (100W) | 2,711 | $99 | Compare |
| Veltrix DK-6716 Core USB-C 10Gbps Dock (100W) | 2,098 | $79 | Compare |
| Quorvex DK-4137 SE USB-C 10Gbps Dock (60W) | 2,958 | $139 | Compare |
| Tessarix DK-5225 SE Thunderbolt 4 Dock (100W) | 2,895 | $109 | Compare |
| Strivon DK-8143 Plus USB-C 10Gbps Dock (60W) | 1,941 | $69 | Compare |
All Thunderbolt & USB4 Docks · JSON
Cite this page: Hardware Spec Index, “Tessarix DK-3840 XT Thunderbolt 4 Dock (100W)”, https://vextor7.com/item/6132845 (accessed 2026-10-19).