Hardware Spec Index

Tessarix DK-3840 Pro USB-C 10Gbps Dock (100W)

Thunderbolt & USB4 Docks · Tessarix · SKU DK3840-PRO · Released 2021 · Updated 2026-10-20

Key facts

Benchmark index4,846 (Thunderbolt & USB4 Docks scale)
Category rank#45,018
Street price$289
Power130 W
Performance per dollar16.77
Released2021

Specifications

BrandTessarix
ModelTessarix DK-3840 Pro
Host connectionUSB-C 3.2 Gen 2 (10Gbps), DP Alt Mode
Host charging100 W USB Power Delivery
Displays1× 4K 60 Hz
Downstream Thunderbolt/USB4None
USB-A2× 10Gbps, 1× 5Gbps
Ethernet2.5GbE
Card readerSD 4.0 UHS-II
Audio3.5 mm combo jack
Power supply130 W external

Related guides

USB4 Explained2.5GbE, 5GbE and 10GbE NetworkingThunderbolt 5 Explained

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Cite this page: Hardware Spec Index, “Tessarix DK-3840 Pro USB-C 10Gbps Dock (100W)”, https://vextor7.com/item/20171400 (accessed 2026-10-20).