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Powerful Partners - AMD Radeon RX 6900 XT Bundles
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Powerful Partners
AMD Radeon RX 6900 XT Graphics Card & Bundles
for Sonnet eGPU Thunderbolt Expansion Systems, and Desktop Computers Including the 2019 Mac Pro

Supercharge Your eGPU System

The AMD Radeon™ RX 6900 XT graphics card is among the most powerful GPU cards ever. With demand for it outstripping the supply, Sonnet is pleased to offer this powerhouse to professional post production customers to build or upgrade Sonnet eGPU Thunderbolt expansion systems to create ultimate performance systems.
Compatible with macOS® 12 & 11 | Windows® 11 & 10
Buy Card Learn About Bundles
AMD RDNA 2 Architecture

AMD Radeon RX 6900 XT – Graphics Performance Powerhouse

Powered by AMD RDNA™ 2 architecture, and featuring 80 powerful enhanced compute units, 128 MB of all new AMD Infinity Cache and 16GB of dedicated GDDR6 memory, the AMD Radeon RX 6900 XT graphics card is engineered to deliver unparalleled graphics performance. The 6900 XT provides pro video users cutting edge performance improvements over previous generation GPUs to significantly improve editing, rendering, color grading, animation, and special effects performance.
4K HUD Gaming, 16GB GDDR6 Memory, and PCIe 4.0 Support Icons
128 MB
Up to 2015 MHz
Up to 2250 MHz
AMD Radeon RX 6800 XT Card Front View
Power Play

Stunning eGPU Performance

The powerful AMD Radeon RX 6900 XT graphics card is a perfect fit in the 2019 Mac Pro, and Sonnet’s DuoModo™ eGPU Module and eGPU Breakaway™ Box 750 or 750ex Thunderbolt™ to GPU card expansion systems, so we created product bundles that enable you to add tremendous graphics processing power to your computer without expansion card slots.
Pro Users Using Sonnet Thunderbolt Expansion Systems with AMD Radeon RX 6900 XT CardsBreakaway Box 750ex with MacBook Pro
eGPU Applications Performance

Next Generation Speed

Connecting the AMD Radeon RX 6900 XT graphics card to your Thunderbolt-equipped computer via an eGPU Breakaway Box 750 or 750ex, or DuoModo eGPU Module delivers a remarkable performance boost to many tasks in the top video editing, visual effects, and modeling applications, cutting rendering times and enhancing VFX and color correction workflows.
GPU Compute Performance
AMD Radeon Cards vs Apple M1/M1 Pro/M1 Max
eGPU Compute Performance - AMD Radeon Cards vs Apple M1/M1 Pro/M1 Max
M1 Max and M1 Pro compute performance are estimates based on GPU comparisons in Apple M1 Max/Pro launch presentation, as estimated by NotebookCheck.
AMD Radeon Pro Renderer
Rendered View
Relative Performance
AMD Radeon Pro Renderer Chart
Davinci Resolve 17
4K Timeline Playback - Spatial Noise Reduction
Relative Performance
Davinci Resolve 17 Playback Chart
Davinci Resolve 17
8K Project Export - Spatial Noise Reduction
Relative Performance
Davinci Resolve 17 Export Chart
Video Editor Using Sonnet DuoModo xMac mini/eGPU Desktop System with AMD Radeon RX 6900 XT Card
Davinci Resolve IconAdobe Premiere IconAutodesk Maya IconMaxon Cinema Icon

Pro Application Acceleration



Whether your workflow relies on popular video editing applications such as Adobe Premiere Pro or Blackmagic Design’s Da Vinci Resolve Studio, or rendering, animation, and modeling applications such as Maxon Cinema 4D, Autodesk® Maya®, or Blender®, many pro applications rely on graphics (GPU) cards to do the heavy lifting. The AMD Radeon RX 6900 XT delivers outstanding performance for GPU-accelerated video effects, decode and encode, exports, and rendering to accelerate your applications’ performance and enable you to complete your projects in less time.
2019 Mac Pro System
Major GPU Performance Upgrade

for Your 2019 Mac Pro

If you purchased a Mac Pro® with the standard AMD Radeon Pro 580X, Vega II, W5500X or W5700X MPX module, then adding the AMD Radeon RX 6900 XT graphics card can deliver a significant graphics productivity boost. Whether you’re editing, rendering, color correcting video, or creating VFX or 3D models, the AMD GPU card’s latest graphics architecture enables greater performance!
Radeon RX 6900 XT with Radeon Pro Vega II MPX Module

Combine GPU Muscle Power

You can even combine the power of your Mac Pro’s existing GPU with the 6900 XT—many task times on supported applications can be slashed when two GPU cards are employed. Installing the Radeon RX 6900 XT can multiply your computer’s graphics processing power, enabling it to handle 4K, 5K, 6K, and 8K workflows more efficiently.
Apple Pro Display XDR
Supports Pro Display XDR
The Apple® Pro Display XDR delivers stunning color, dynamic range and clarity—it’s ideal for professional workflows. What it doesn’t have is DisplayPort or HDMI ports. With the AMD Radeon RX 6900 XT from Sonnet, that’s not a problem. This GPU includes a USB-C port that connects to the Pro Display XDR.(1)

Key Features

Applications Speed Icon

Cuts Application Task Times

Cutting edge performance improvements over previous generation GPUs enable greater graphics acceleration to significantly improve editing, rendering, color grading, animation, and special effects performance.

AMD Icon

AMD RDNA 2 Architecture

With 80 compute units, 128 MB of Infinity Cache and 16GB of GDDR6 memory, RDNA 2 delivers up to 65% more performance per watt over previous generation RDNA.

eGPU Graphics Performance Booster Icon

eGPU Graphics Performance Booster

Configure a Sonnet DuoModo eGPU Module, or eGPU Breakaway Box 750 or 750ex bundle that best suits your needs.

2019 Mac Pro Icon

Upgrade Bundle for 2019 Mac Pro

Offers significant performance advantages over many original GPU options included with the Mac Pro. Preconfigured bundle includes custom auxiliary power cables.

Combine GPU Power Icon

Combine GPU Muscle Power

Combine a Radeon RX 6900 XT with your 2019 Mac Pro's existing GPU to multiply computer's graphics processing power.

Three Displays Icon

Supports Four Displays

1x HDMI 2.1
2x DisplayPort 1.4
1x USB-C Alt-Mode (for 2019 Mac Pro and Windows PCs)

Gaming Icon

AAA Gaming Champ

Designed to deliver ultra-high frame rate and 4K gaming experiences.

Mac and Windows Icon

macOS and Windows Compatible

Compatible with macOS 12 and 11; WIndows 11 and 10.

Apple Pro Display XDR Icon

Pro Display XDR Compatible(1)

Connect Apple's 6K display to the AMD card's USB-C port to display your work with stunning color, dynamic range, and clarity.

Free Lifetime Tech Support
Four Displays Workflow Setup
Expand your workspace across four displays to increase your productivity — leverage the connectivity and harness the power of the AMD Radeon RX 6900 XT in a DuoModo xMac mini/eGPU Desktop system
Connects Four Displays

Room for Creativity

The Radeon RX 6900 XT graphics card offers robust display connectivity: one HDMI port with HDMI 2.1 support; two DisplayPort 1.4 ports with Display Stream Compression (DSC) support; and one USB-C port with Alt-Mode support for connecting a USB-C or Thunderbolt display.
AMD Radeon RX 6900 XT Video  PortsPro Users with Three and Two Display Setups
eGPU Bundles
Radeon RX 6900 XT
Upgrade Your Existing eGPU Thunderbolt Expansion System or PC with a Radeon RX 6900 XT Graphics Card
Already have an eGPU Breakaway Box 750/750ex or a DuoModo eGPU expansion system, or a PC and need to upgrade performance?
DuoModo xMac mini/eGPU Desktop System with AMD Radeon RX 6900 XT

DuoModo xMac mini/eGPU Desktop Bundle

Configure bundle with:

DuoModo xMac mini/eGPU Rackmount System with AMD Radeon RX 6900 XT

DuoModo xMac mini/eGPU Rackmount Bundle

Configure bundle with:

DuoModo eGPU Module with AMD Radeon RX 6900 XT

DuoModo eGPU Module Bundle

Configure bundle with:

eGPU Breakaway Box 750ex with AMD Radeon RX 6900 XT

eGPU Breakaway Box 750/750ex Bundle

Configure bundle with:

2019 Mac Pro with AMD Radeon RX 6900 XT

Mac Pro not included

2019 Mac Pro GPU Bundle

Preconfigured bundle (part no. S-RX6900XT-MPK) includes:

  • AMD Radeon RX 6900 XT graphics card
    part no. S-RX6900XT-16G
  • Two 8-pin to 8-pin auxiliary power cables for 2019 Mac Pro
    part no. GPU-CBL-MP
Two DuoModo eGPU Modules

Build a Dual-eGPU System

Does your computer have an Intel processor and two Thunderbolt 4 or Thunderbolt 3 ports? Save time and increase your productivity with a dual eGPU set-up. Purchase two DuoModo eGPU modules, plus a DuoModo dual-module desktop or rackmount enclosure to create the ultimate ideal setup.

Configure bundle with:

  • Two AMD Radeon RX 6900 XT graphics cards
    part no. S-RX6900XT-16G
  • Two DuoModo eGPU Modules
    part no. DM-MOD-GPU

    plus an enclosure:
  • DuoModo Dual-module Desktop Enclosure
    part no. DM-ENC-2M-D

  • DuoModo Dual-module Rackmount Enclosure
    part no. DM-ENC-2M-R
Video Game Screen
Graphic-Intensive Gaming

Resolution Revolution

AMD Radeon RX 6900 XT is engineered to deliver powerhouse performance with vivid visuals and elevated 4K gaming experiences with ultra-high frame rates. Powerful new compute units, groundbreaking AMD Infinity Cache, and up to 16GB of dedicated GDDR6 memory make this all possible. AMD Radeon RX 6900 XT pulls you into the action with realistic lighting, shadows, and reflections thanks to immersive gaming technologies.
Advanced gaming features availabe for Windows only; see AMD website for details
AMD Radeon RX Graphics Badge
AMD FidelityFX Super Resolution Badge
AMD FreeSync Badge

AMD Radeon RX 6900 XT Bundles