Hardware Video Encoding Failure on AMD Radeon RX 6750 XT (CachyOS)
“Unfortunately it's all AMD - not sure why VAAPI isn't working correctly. I specifically switched from Mint to Cachy because SteamVR wouldn't use the HEVC encoders in the RX6750XT - yet now Kdenline can't encode a 1080p video faster than 40fps.”
Evidence details
Original wording
“Unfortunately it's all AMD - not sure why VAAPI isn't working correctly. I specifically switched from Mint to Cachy because SteamVR wouldn't use the HEVC encoders in the RX6750XT - yet now Kdenline can't encode a 1080p video faster than 40fps.”
CleanApp AI summary
Hardware Video Encoding Failure on AMD Radeon RX 6750 XT (CachyOS): User reports persistent hardware video encoding issues on an AMD Radeon RX 6750 XT GPU running CachyOS. Key defects include malfunctioning VAAPI, SteamVR failing to utilize HEVC encoders, and Kdenlive encoding 1080p video at under 40 fps.
- Source type
- Personal experience
- How received
- Imported
- Published
- Oct 14, 2026
- Added to CleanApp
- Oct 14, 2026
- Verification
- Unknown