eGPU Breakaway Puck RX 5700


eGPU Breakaway™ Puck RX 5700

Portable eGPU dock for Intel-based Mac computers with Thunderbolt 3 ports. Features an AMD Radeon RX 5500 XT GPU, temperature-controlled fan, one DisplayPort 1.4 port, one HDMI 2.0b port, twoThunderbolt 3 ports, and two USB Type A ports.


Pro Portable eGPU Dock

Serious GPU Power. Connect LG Ultrafine 5K or Apple 6K Thunderbolt Display.



Portable External GPU (eGPU) Docks for Intel-based Mac Computers with Thunderbolt 3 Ports

Pro Graphics Performance Boosters!

Do you have an Intel®-based MacBook Air®, MacBook Pro®, Mac mini®, iMac® or iMac Pro with Thunderbolt™ 3 ports? If you need to run pro editing, rendering, color grading, animating and special effects apps, you need a graphics processing (GPU) power boost. Whether your Mac® completely lacks a discrete internal GPU or has a GPU without enough power to adequately support the needs of your current workflow, Sonnet has a pair of solutions that will instantly boost your Mac’s graphics performance anytime and anywhere you need it. Why not pack a Puck?!

eGPU Breakaway Puck models

are Thunderbolt Certified and include a Thunderbolt 3 cable to connect the system to your Mac.


eGPU Breakaway Puck

Radeon RX 5700

  • Second Thunderbolt 3/USB-C port (supports one 4K, 5K, 6K @60Hz monitor, or one Sonnet Thunderbolt 3 Dual Display Adapter)
  • DisplayPort 1.4 port (supports one 4K @60Hz monitor)
  • HDMI 2.0 port (supports one 4K @60Hz monitor)
  • Two USB 3.2 Type A ports
  • 60W laptop charging
  • 8GB GDDR6 video memory
  • 30-bit color HDR support


Key Features

Built-in and External Displays Icon Boosts Graphics Performance for Built-in and External Displays

Accelerates graphic-intensive pro application performance on Mac computers with integrated or low-power discrete graphics processors.

Small & Highly Portable Icon Small and Highly Portable

Measures 6 inches wide by 5.1 inches deep by 2 inches tall, takes up little space on the desktop, fits easily into a computer bag or backpack.

4K Displays Icon Supports Up to Four 4K Displays

One DisplayPort; one HDMI; plus two DisplayPort or two HDMI using a Sonnet Thunderbolt 3 Dual Display Adapter (sold separately).

Apple Pro Display XDR Icon Supports Thunderbolt Displays

Supports 4K, 5K, and even the 6K Apple® Pro Display XDR.

Additional Connectivity Icon Adds Connectivity for Common Peripherals

Two USB 3.2 Type A ports provide connections for devices you want to keep connected to the eGPU dock.

Choice of Models Icon Choice of Models

Choose between AMD Radeon RX 5500 XT and Radeon RX 5700 GPUs for the performance to meet your needs.

Bus-powered Icon Charges Your Mac

Provides 60W through the included Thunderbolt 3 cable to power and charge your MacBook Air or Pro(1) while connected, allowing you to leave your computer’s power adapter behind.

Zero Desktop Footprint Icon Optional Zero Desktop Footprint

Using the PuckCuff™ VESA Mounting Bracket Kit (sold separately), you can attach the Puck to the back of a monitor with open VESA mounting holes or mount to a multi-monitor stand.

Thunderbolt Certified Icon Thunderbolt Certified

Thunderbolt certified for use with Intel-based Macs with Thunderbolt 3 ports.


Pro Application Acceleration

eGPU Breakaway Pucks deliver powerful GPU acceleration, packing big performance into a conveniently small and quiet package. They provide plug and play support, enabling connection to and disconnection from your Mac without having to power cycle it, and enable you to use the professional video applications you need with the Intel-based Mac computer you want or already own.

Supports Up to Three or Four 4K @60Hz Monitors

Leveraging macOS® extended desktop mode, the eGPU Breakaway Puck supports up to four 4K displays at the same time*, configured for the perfect productivity and gaming setups. With the Puck connected, there’s no need to compromise between the light notebook you want and the number of displays you need in your workspace.

*Support for more than three displays requires a Sonnet Thunderbolt 3 Dual Display adapter (sold separately)

Second Thunderbolt Port Supports Thunderbolt/USB-C Displays

The eGPU Breakaway Puck’s second Thunderbolt port provides both graphics and data to fully support all popular

Thunderbolt/USB-C displays.

Also Supports 5K and 6K Displays

Both Pucks provides enough power to drive advanced 5K and 6K displays, even supporting Apple’s Pro Display XDR.

USB Peripheral Support

eGPU Breakaway Pucks include two USB 3.2 Type A ports, enabling you to connect peripherals to your Mac without using another port on the computer.


Measuring a compact 6 inches wide by 5.1 inches deep by 2 inches tall, the eGPU Breakaway Puck has a minimal footprint on the desktop and is the right size to compliment your thin/light notebook.

6 inches wide x 5.1 inches deep x 2 inches tall
(toast not included)
External GPU to Go
Sonnet’s eGPU Breakaway Pucks are extremely portable, high-performance, all-in-one external GPU docks for Intel-based Thunderbolt 3 Mac computers. Perfect for use with Macs with integrated or low-power discrete graphics processors, a Puck accelerates popular graphics-intensive pro applications on either your computer’s own or externally connected display.

Highly Portable. Powers Your MacBook Air or MacBook Pro.

When you need GPU acceleration on the go, you can easily pack an eGPU Breakaway Puck with your MacBook Air or MacBook Pro in a backpack or computer bag. Connected to your Mac with the included Thunderbolt 3 cable, a Puck provides 60W of Power Delivery, which means it will power and charge your computer(1) while connected, even when not in use, allowing you to leave your computer’s power adapter behind. Wherever you use it, the Puck injects big GPU power into your work.

40Gbps Thunderbolt 3 Interface

With up to 2750 MB/s available PCIe bandwidth, your Mac’s Thunderbolt 3 ports are fast enough to support externally connected graphics processors. The Puck exploits the Thunderbolt 3 interface to deliver a powerful graphics processing boost to your notebook with integrated graphics onboard—and power and charge it—all through a single cable.

Also Ideal as a Graphic-Intensive Gaming Booster 

Offers Great Value and Portability for Gaming

An eGPU Breakaway Puck is ideal for enabling graphic-intensive gaming at higher frame rates on your Mac with integrated graphics that otherwise would deliver a poor gaming experience. Accelerated graphics can either be displayed on one, two, three, or four external monitors, or on your Mac’s own display.

Additional information

Weight 2180 g
Dimensions 15.2 × 13.0 × 5.1 cm
Form Factor


Video Memory


External Connectors

Two Thunderbolt 3
One DisplayPort
Two USB 3.2 Type A
One 4-pin power DIN

Display Connectivity

Thunderbolt 3 Port
4K, 5K or 6K @60Hz Thunderbolt 3 monitor
4K or 5K @60Hz USB-C monitor
4K @60Hz DisplayPort monitor using USB-C to DisplayPort cable or adapter (not included)
Two 4K @60Hz DisplayPort monitors using Sonnet Thunderbolt 3 to Dual DisplayPort Adapter (sold separately)
Two 4k @60Hz HDMI monitors using Sonnet Thunderbolt 3 to Dual HDMI 2.0 Adapter (sold separately)

DisplayPort 1.4 Port
4K @60Hz monitor
Dual QHD (5120×1440) @60Hz monitor

HDMI 2.0b Port
4K @60Hz monitor

USB Peripheral Connectivity

Cables Supported
With USB Type A connector

Peripherals Supported
Supports all industry standard USB 3, 2.0 and 1.1 devices

Data Transfer Rate
USB 3.2 Gen 1 (aka USB 3.1 Gen 1, USB 3.0): 5Gb/s

Thunderbolt 3 Peripheral Support


Supported Technologies

HDCP 2.2
HDR (High Dynamic Range)
Intelligent Fan Control
OpenCL 2.0
OpenGL 4.5

Power Delivery

Provides laptop charging up to 60W

In The Box

eGPU Breakaway Puck
Power adapter
Power cord
0.5-meter Thunderbolt 3 (40Gbps) cable


Mac Compatibility
Mac (Intel) with Thunderbolt 3 ports
macOS Catalina 10.15.7+
macOS Big Sur compatible
External GPUs not supported on Thunderbolt 2 or Thunderbolt Macs
Apple M1 Macs do not yet support eGPUs

Windows Compatibility
Not certified for use under Windows; see tech note for information

Monitor Compatibility
4K@60Hz monitors using DP or HDMI ports
4K, 5K, and 6K monitors @60Hz using Thunderbolt 3/USB-C port
– LG UltraFine 4K and 5K displays
– Apple Pro Display XDR
– Dell Ultrasharp Curved 5K Monitor U4021QW

49” 5120×1440 Dual QHD monitors using DP port:
– Dell Ultrasharp 49 Curved Monitor U4919DW
– LG 49 inch 32:9 UltraWide Dual QHD IPS Curved LED Monitor 49WL95C-W
– Philips Brilliance 32:9 Superwide Curved LCD Display 499P9H/27
– Samsung 49” CRG9 Dual QHD Curved QLED Gaming Monitor LC49RG90SSNXZA


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