Best USB-C external GPUs [2020 Guide]

Radu Tyrsina
by Radu Tyrsina
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An external graphics card, aka eGPU, allows you to house a desktop graphics card and connect it to your laptop, allowing it to run apps or connect it to an external monitor with the desktop graphics card.

Currently, it’s possible to embrace the full power of desktop-grade GOUs on an eGPU thanks to the latest technologies such as Thunderbolt 3 that provides bandwidth up to 40Gbp.

All major companies have released their eGPU enclosures to try and create the best external graphics card on the market.

Before the adoption of Thunderbolt connectivity in lots of high-end laptops, eGPUs never got the chance to take off due to the limitations of bandwidth when using USB 2.0 to connect the laptop to the eGPU.

But now, Thunderbolt 3 offers bandwidth that provides four times the speed of USB-C. Here are five of the best eGPUs that you can find on the market today that comes with USB-C ports.

What are the best USB-C external GPUs for your PC?

Sonnet eGFX Breakaway Box (recommended)

  • High frame rates
  • Ideal for enabling graphics-intensive gaming
  • Special effects, rendering and editing.
  • Variable speed and a temperature-controlled fan
  • Oversized unit

Sonnet’s eGFX Breakaway Box 550W brings the power of a dedicated GPU to your system.

You simply have to add your compatible video card, connect your Thunderbolt 3 system with the included Thunderbolt 3 cable and enjoy some desktop class level gaming performance and video acceleration.

Sonnet’s eGFX Breakaway Box is one of the quietest and coolest eGFX boxes on the market with a significant variable speed and a temperature-controlled fan.


Razer Core X Thunderbolt 3 (suggested)

  • Compatibility: Windows and macOS
  • Boosts Thunderbolt 3 laptop performance
  • 700W ATX PSU with 100W laptop charging via Thunderbolt 3
  • GPU max power support up to 500W
  • Loud PSU fan

The Razer Core X Aluminum External GPU Enclosure (eGPU) unit adds external NVIDIA GeForce, NVIDIA Quadro, or AMD Radeon graphics to your Windows or Mac PC with a speed at up to 40Gbps.

Please note that the graphics card is sold separately.

The 650W power supply improves your gaming graphics, and keeps your PC performance maxed.


PowerColor Gaming Station Box

  • External Graphics
  • 40Gbps Thunderbolt3 interface
  • Pci Express x16 slot
  • USB Power Delivery for charging compatible laptops up to 87W
  • Single slot PCIE

The PowerColor Gaming Station Graphic Cards Thunderbolt EGPU Box uses the AMD XConnect Technology and the high-speed Thunderbolt 3 connection to improve the gaming experience.

It’s very easy to connect with any of the following graphics chipset: AMD Radeon RX 500/400Series. AMD Radeon R9 Fury/Nano/300/290/290X/285.

NVIDIA GeForce GTX 1080/Ti. NVIDIA GeForce GTX 1070/60. NVIDIA GeForce GTX Titan X/Xp. NVIDIA GeForce GTX 980/Ti. NVIDIA GeForce GTX 970/60/50.


AORUS RTX 2080 Ti Gaming Box

  • Graphics card included
  • Water-cooled external GPU
  • Dual Thunderbolt 3 controller
  • Unobtrusive cooling System
  • Low portability

The Gigabyte AORUS RTX 2080 Ti Gaming Box offers a great experience for real-time ray tracing and graphics-intensive games.

The Dual Thunderbolt 3 controller provide a faster and better connection than any other Thunderbolt port, which means high performance.

All key components of the graphics card benefits from the quiet WATERFORCE Cooling System.


These are four of the best eGPUs with USB-C ports out there that will definitely be able to unleash your notebook’s true potential for graphics-intensive apps such as rendering but most importantly gaming.

All these eGPUs future-proof your laptop allowing upgradeability of your GPU and they’ll all be able to reduce the chance of you being stuck with an outdated laptop.

Pick your favorite one from Amazon according to your preferences.

Editor’s Note: This post was originally published in November 2017 and was updated and revamped in October 2020 for freshness, accuracy, and comprehensiveness.