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Proton, a compatibility layer that Valve introduced in August 2018 to allow Windows games to run on Linux-based operating systems, now includes support for NVIDIA DLSS Frame Generation, according to the changelog for a new experimental update that notes added support for not only NVIDIA Optical Flow API, but also DLSS 3 Frame Generation. NVIDIA echoed the news in a blog post that was published on GeForce.com yesterday, noting that GeForce RTX 40 Series owners can now “multiply performance in games supporting DLSS Frame Generation.” A dashboard for how many games work on Linux and the Steam Deck remains online at ProtonDB.
Note: Proton Experimental requires a GPU that supports Vulkan 1.3.
- All changes fromProton 9.0-3.
- Now playable: APB Reloaded, Total War: SHOGUN 2, Welcome to Dustown, Warhammer 40k: Space Marine 2 (requires disabled Steam Overlay), Sniper Elite: Nazi Zombie Army 2 (AMD GPUs only), Test Drive Unlimited Solar Crown, Hard Chip Demo, Conqueror’s Blade,ScarQuest.
- Fixed single player game not working in Star Wars – Jedi Knight II: Jedi Outcast.
- Fixed Hard Reset Redux crashing with AMD GPUs.
- Fixed Dragon Age: The Veilguard displaying a warning about being installed on a spinning drive.
- Added support for NVIDIA Optical Flow API and DLSS 3 Frame Generation.
- Fixed Astral Ascent hanging when unplugging a controller.
- Fixed keyboard input in Rivals of Aether II.
- Fixed Proton not setting priorities correctly for new threads.
- Fixed Dark and Darker not being playable after a game update.
- Fixed Skull and Bones not exiting cleanly on systems with a Nvidia GPU.
- Fixed Proton Experimental regressions:
- Moero Chronicle is playable again.
- Fixed Proton 9.0 regressions:
- I Expect You To Die is playable again.
- Star Wars: Knights of the Old Republic no longer launches to a black screen when in fullscreen mode.
- Fablecraft is playable again.
- B-17 Flying Fortress is playable again.
- Multiplayer works again in Hotshot Racing.
- Switched to a new media source implementations (see this for details/issues) that fixes or improves video playback in:
- Gal*Gun 2
- SOULCALIBUR VI
- Call of Cthulhu
- All-Star Fruit Racing
- Greedfall
- Onimusha: Warlords
- Bloodstained: Ritual of the Night
- Indigo Park: Chapter 1
- Agony Unrated
- TELEFORUM
- Fixed playback of videos in The Curse of Brotherhood.
- Fixed FPS drops in Red Dead Redemption 2 when keys are pressed.
- Fixed Korean input in Diablo IV.
- Fixed EA Desktop App setup not being configurable.
- Updated Xalia to0.4.4and enabled it for Trackmania United Forever, Trackmania Nations Forever, Oddworld: Stranger’s Wrath HD, Fallout: New Vegas, and WARRIORS ALL-STARS.**
- Fixed Final Fantasy XVI having low FPS due to excessive DLL lookup.
- Fixed Final Fantasy XVI not showing displays in settings.
- Fixed Mary Skelter 2 stuttering on launch.
- Fixed Unreal Engine Crash Report Client not launching properly.
- Fixed multiplayer in SpellForce 3: Versus Edition.
- Fixed font rendering in SpellForce 3: Versus Edition.
- Fixed mod support in DOOM Eternal.
- Fixed Yakuza 6 crash when trying playing Puyo Puyo mini-game.
- Improved video playback in March of Empires and Devil May Cry 3 Special Edition.
- Updated Wine Mono to9.3.0.
- Fixed Hunt: Showdown 1896 failing to start after a recent game update.
- Fixed full screen in Dog Brew on Steam Deck.
- Fixed support for BattleServer in Age of Empires II: Definitive Edition.
- Fixed controller support in Clash for Crust.
- Fixed Traditional Chinese font rendering in Mashiroiro Symphony HD -Sana Edition-.
- Improved loading times in Pharaoh Rebirth+.
- Fixed newer Unreal Engine games trying to install redistributables on each launch.
- Fixed voice chat in For Honor and UNO.
- Fixed recent experimental regression that caused replugging to not work in Resident Evil 2 and many other games.
- Added a warning in Proton logs when running on system with lowmax_map_count.
- Fixed Yakuza 3 and Yakuza 4 not being playable on some setups.
- Fixed issue causing no audio being played while Microsoft Flight Simulator displays developers logos.
- Enabled Xalia for MultiVersus – prerequisite installation can now be done with a controller.
- Fixed video playback in Twisted Sails.
- Fixed extras video playback in Shadow Warrior 2.
- Added hack to allow Steam Overlay to function with EAC EOS games.
- Fixed garbled videos in The Finals.
- Fixed Knowledge, or know Lady crashing about 10 minutes after launch.
- Implemented English speech recognition for Phasmophobia.
- Updated dxvk, dxvk-nvapi and vkd3d-proton to include the latest development work.
Support for DLSS Super Resolution was introduced in 2022, and now GeForce RTX 40 Series owners can enjoy even faster performance in their favorite Proton-powered titles. Simply update to the new build and Frame Generation will instantly work when enabled via each game’s settings. To download, open Steam and head to Settings –> Steam Play, select the new Experimental build in the drop down, and click OK.
If you prefer to wait for a non-Experimental build, keep an eye on Proton’schangelogandrelease pageto learn when the changes arrive on the main branch.
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