Modder adds Radeon RX 9070 XT eGPU to Steam Machine, runs Crimson Desert at over 100 FPS on High — moves boot drive to USB-C port, leverages M.2 to OCuLink adaptor and eGPU dock

https://www.tomshardware.com/author/mark-tyson· Aug 11, 2026 · 10:57 AM UTC ·9 min read · 0 reactions · 0 comments · 3 views

#modder #adds #radeon #egpu #steam

TL;DR · WeSearch summary

PC Components GPUs Modder adds Radeon RX 9070 XT eGPU to Steam Machine, runs Crimson Desert at over 100 FPS on High — moves boot drive to USB-C port, leverages M.2 to OCuLink adaptor and eGPU dock News By Mark Tyson Published 11 August 2026 Success required a little bit of boot drive and cable wrangling. When you purchase through links on our site, we may earn an affiliate commission. Large_Customer_3840 briefly explains how they managed to add a potent AMD Radeon RX 9070 XT to Valve’s compact modern gaming desktop by fitting an M.2 to OCuLink adapter in the machine.

Key facts

▪PC Components GPUs Modder adds Radeon RX 9070 XT eGPU to Steam Machine, runs Crimson Desert at over 100 FPS on High — moves boot drive to USB-C port, leverages M.2 to OCuLink adaptor and eGPU dock News By Mark Tyson Published 11 August 2026
▪When you purchase through links on our site, we may earn an affiliate commission.
▪Large_Customer_3840 briefly explains how they managed to add a potent AMD Radeon RX 9070 XT to Valve’s compact modern gaming desktop by fitting an M.2 to OCuLink adapter in the machine.

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Original publisher	Tom's Hardware
Canonical URL	https://www.tomshardware.com/pc-components/gpus/modder-adds-radeon-rx-9070-xt-egpu-to-steam-machine-runs-crimson-desert-at-over-100-fps-on-high-moves-boot-drive-to-usb-c-port-leverages-m-2-to-oculink-adaptor-and-egpu-dock
Publication time	Tue, 11 Aug 2026 10:57:43 +0000
Retrieval time	2026-08-11T11:00:48.065Z
Last seen	2026-08-11T11:00:48.065Z
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PC Components GPUs Modder adds Radeon RX 9070 XT eGPU to Steam Machine, runs Crimson Desert at over 100 FPS on High — moves boot drive to USB-C port, leverages M.2 to OCuLink adaptor and eGPU dock News By Mark Tyson Published 11 August 2026 Success required a little bit of boot drive and cable wrangling. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. A pair of M.2 to OCuLink adapters on my desk today (Image credit: Tom's Hardware) Share Copy link Facebook X Whatsapp Reddit Pinterest Flipboard Email Share this article Join the conversation Follow us Add us as a preferred source on Google Newsletter Subscribe to our newsletter A Redditor has successfully connected a very powerful eGPU to the Steam Machine.

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