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A Proxmox user reports that an Arc B580 GPU passthrough works well in a CachyOS guest, but HDMI audio is missing entirely. The discussion focuses on diagnosing why the GPU video output functions while audio does not appear over HDMI.

Limited signal. This briefing is built from 1 source — treat the summary as preliminary, not a comprehensive newsroom report.

Also known as cachyos linux·cachyos distro·cachyos handheld edition·cachyos desktop·cachyos gaming guide

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Neutral Sentiment
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Key Takeaway Arc B580 passthrough can work in CachyOS under Proxmox, but HDMI audio may fail and needs troubleshooting.
AI summary · grounded in cited sources
GPU passthrough HDMI audio missing CachyOS guest cachyos linux cachyos distro
Neutral 45/100
Themes
GPU passthroughHDMI audio missing
+1 adjacent themes
CachyOS guest
AI Brief

Arc B580 passthrough can work in CachyOS under Proxmox, but HDMI audio may fail and needs troubleshooting.

A Proxmox user reports that an Arc B580 GPU passthrough works well in a CachyOS guest, but HDMI audio is missing entirely. The discussion focuses on diagnosing why the GPU video output functions while audio does not appear over HDMI.

Trending Activity ▲ +0.2 24h
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Why It Matters AI synthesis from the source mix · grounded in cited evidence

  • ● CachyOS guest — Arc B580 Passthrough: GPU works great in CachyOS guest, but completely missing HDMI audio? r/Proxmox

Briefing Findings · Arc B580 passthrough can work in CachyOS under Proxmox, but

Story-specific findings extracted from this briefing's coverage. Fast Facts in the sidebar holds the canonical reference data (CEO, founded, ticker).

GPU model Intel Arc B580
Video output status GPU works great
Audio output issue Completely missing HDMI audio

What to Watch

  • Watch r/Proxmox for follow-up threads on HDMI audio with GPU passthrough in CachyOS guests. XDA Developers

What Changed

  • Arc B580 Passthrough: GPU works great in CachyOS guest, but completely missing HDMI audio? XDA Developers
Source-backed brief Tracked across 1 sources · brief is source backed Show all sources
r/Proxmox

Latest from across the web

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xda-developers.com

CachyOS is dethroning Windows at the one thing it owned for decades

It's no longer the absolute king of gaming.

44d ago Simon Batt
phoronix.com

CachyOS Delivers More Performance Out Of Intel Panther Lake

Most of my Intel Panther Lake benchmarking over the past two months for the new Core Ultra Series 3 hardware has been done with Ubuntu Linux given the pervasiveness of it, especially in the corporate/

48d ago
xda-developers.com

CachyOS has a one-click Windows VM button, and dual-booting feels completely outdated

This Arch derivative makes Windows feel like a temporary tool rather than a second life, and that’s exactly why dual-booting now feels outdated.

51d ago Jeff Butts
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