Hardware Spec Index

Tessarix DK-3978 Ultra USB-C 10Gbps Dock (85W)

Thunderbolt & USB4 Docks · Tessarix · SKU DK3978-ULTRA · Released 2024 · Updated 2026-10-19

Key facts

Benchmark index1,316 (Thunderbolt & USB4 Docks scale)
Category rank#25,791
Street price$59
Power115 W
Performance per dollar22.31
Released2024

Specifications

BrandTessarix
ModelTessarix DK-3978 Ultra
Host connectionUSB-C 3.2 Gen 2 (10Gbps), DP Alt Mode
Host charging85 W USB Power Delivery
Displays1× 4K 60 Hz
Downstream Thunderbolt/USB4None
USB-A2× 10Gbps, 1× 5Gbps
Ethernet1GbE
Card readerNone
Audio3.5 mm combo jack
Power supply115 W external

Related guides

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Cite this page: Hardware Spec Index, “Tessarix DK-3978 Ultra USB-C 10Gbps Dock (85W)”, https://vextor7.com/item/17529665 (accessed 2026-10-19).