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G-Dock: New eGPU dock for mini PCs and laptops sports 800W PSU, OCuLink and USB-C

A new eGPU dock for mini PCs and laptops is now available (Image source: Gtbox)
A new eGPU dock for mini PCs and laptops is now available (Image source: Gtbox)
A new docking station for graphics cards has hit the market. The Gtbox G-Dock can be connected to a laptop or a mini PC with a high bandwidth via OCuLink, which should result in high performance with a correspondingly quick GPU.

An external dedicated graphics card can significantly increase the graphics performance of compact devices in certain situations. Sometimes it can even make a secondary desktop PC obsolete. Such a docking solution can be particularly useful for a thin and light laptop with a powerful processor but without a dedicated GPU, so when using that device on the desk at home, users can benefit from more graphics performance for games or other demanding tasks like video editing. The new Gtbox G-Dock might be worth a look in this case, as it can accommodate a very powerful GPU and connect to laptops or mini PCs with a high bandwidth.

Specifically, an 800W power supply is already built into this eGPU dock, which means that it’s suitable even for very power-hungry graphics cards. USB PD is supported as well, which allows the docking station to supply a laptop or mini PC with up to 100 watts. That said, using a USB 4 connection to connect the eGPU dock is not the best choice since it will offer a much lower bandwidth compared to OCuLink.

The G-Dock has a footprint of 8.8 x 4.3 x 2.3 inches, but graphics cards sit on top of the dock and can stick out on all four sides, which means that practically all modern GPUs should fit onto this eGPU docking station. The G-Dock is now available for $239 directly from the manufacturer.

The G-Dock offers USB Type-C and OCuLink (Image source: Gtbox)
The G-Dock offers USB Type-C and OCuLink (Image source: Gtbox)
The GPU dock can be hooked up to mini PCs (Image source: Gtbox)
The GPU dock can be hooked up to mini PCs (Image source: Gtbox)

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> Expert Reviews and News on Laptops, Smartphones and Tech Innovations > News > News Archive > Newsarchive 2025 05 > G-Dock: New eGPU dock for mini PCs and laptops sports 800W PSU, OCuLink and USB-C
Silvio Werner, 2025-05-17 (Update: 2025-05-17)