Hardware Spec Index

Tessarix DK-9891 Core USB-C 10Gbps Dock (85W)

Thunderbolt & USB4 Docks · Tessarix · SKU DK9891-CORE · Released 2021 · Updated 2026-10-23

Key facts

Benchmark index1,645 (Thunderbolt & USB4 Docks scale)
Category rank#13,788
Street price$69
Power115 W
Performance per dollar23.84
Released2021

Specifications

BrandTessarix
ModelTessarix DK-9891 Core
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

USB4 ExplainedThunderbolt 5 Explained

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Cite this page: Hardware Spec Index, “Tessarix DK-9891 Core USB-C 10Gbps Dock (85W)”, https://vextor7.com/item/12966544 (accessed 2026-10-23).