Kde vsync. just got merged which means linux gamers that use wayland will be able to toggle off Vsync in one of the major wayland compositors on the next kde release (Edit: 5. Once the direct scanout is applied + the forced vsync is fixed, in theory it should work. VSync would only cause a noticeable lag if your system is not able to maintain a consistent framerate. Sep 15, 2024 · Even with VSync enabled both in KDE desktop environment settings and individual game settings, screen tearing still occurs in most games that I have. Jul 19, 2021 · I would prefer not to disable kwin entirely, but I also really would rather not be using any form of Vsync set by Plasma as TearFree works much more effectively for all programs for me. Currently you can't use tearing yet without manually patching a few packages Jul 29, 2024 · In Plasma 5 Wayland, you have the option to allow tearing in the compositor settings page, and as long as it is running in a window, there is no framerate lock due to vsync and I can allow apps to run full speed. You really shouldn't need to disable vsync. Desktop Effect Performance The performance of Desktop Effects in the KDE Plasma Workspaces is mostly determined by the interaction of the graphics hardware (GPU), it's driver and the Compositor (Kwin). Sometimes helping KWin on what the hardware really supports can Jun 8, 2021 · When I search for "vsync" on the archwiki,then I don't find anything. Thank you for the update. Does KDE/kwin sync up screens for multi-monitor setups for you? It shouldn't, they should refresh independently. Which accordingly to an article AsyncFlipSecondaries . 1. Go to settings and disable VSync. 27, eta 2023-02-14) and enjoy their games without any vsync introduced input-latency. Apart from having to change OGL backend twice at the beginning to get vsync. 0 there is no longer an option to disable compositor vsync, which allowed me to use my 144hz monitor with my secondary 60hz monitor without everything (moving windows and animations) stuck at 60fps on my 144hz monitor. For a comprehensive look at VRR see PC Gaming Wiki. I don't really understand the issue at hand. Open a Game which has option to disable in-game VSync. Vsync is handled by the compositor. 2. 21. I am running the latest version of Arch Linux with KDE Plasma Wayland (ver 6. I primarily experience the issue in games through DXVK. 3. The Compositor tries to choose the best available settings for your GPU by querying the driver for what the hardware supports. Where, in X11, ULMB2 are turned on, in place of Gsync. The FPS is still capped to display refresh rate. Whilst most games are able to disable Kwin's vsync, some do not, and some I cannot run in Fullscreen mode for various reasons, mainly resolution related issues. Check the FPS using Mangohud or DXVK HUD. Compositor vsync? As of KDE 5. If you turn off vsync in game and uncap your fps you should notice the latency will be much better, but still worse than uncomposited xorg. Sep 30, 2025 · Now both Wayland and XOrg have 1 frame of latency which can be attributed to display response time. Even if everything is set to disable any sort of vsync. Besides that, Mesa needs to be patched to allow Vulkan apps to request this mode, and XWayland, xorgproto, xcbproto and Mesa need to be patched to allow X11 apps to disable VSync as well. Dec 19, 2024 · This should have ULMB2 turned on, but for whatever reason, be sync to vblank / vsync or some other issue being enforced, gsync are kept on. Host display is a 180hz gaming monitor running at 60hz while guest is a MacBook, Mac displays don’t have good response times typically. A similar result that I noticed in X11 in regards to the fps, lower like in wayland, is when the AsyncFlipSecondaries config were turned on. But that's just a matter of the compositor, and ALT+Shift+F12 twice fixes it. STEPS TO REPRODUCE 1. However, it's not usable yet, because the Linux kernel still needs to add support for it. Dec 9, 2024 · You have a strange concept of ‘vsync’ however, and this was one of the biggest issues with X11 which is a complete non-issue with Wayland. Nov 14, 2021 · 因为要用obs录屏，所以要么开fps要么关掉vsync，但是vsync在设置里，防止撕裂（垂直同步）处没有能关闭的选项，请问有什么方法可以关掉它吗？ 或者有没有什么其他的方法可结局录屏的问题？OBS和simplescreenrecorder都会出现闪屏的现象。 May 17, 2010 · Latest kde with latest nvidia drivers could lead sometimes to the frozen desktop with a working mouse pointer. Glad it was resolved. This allows for games to eliminate screen tearing with less of the usual downsides of Vsync (such as stuttering). In Plasma 6 the sync limit (60fps in my case) seems to effect everything, even windowed apps, not just full screen, and Feb 2, 2026 · Variable refresh rate (VRR), also referred to as adaptive sync, allows the monitor to adjust its refresh rate to the output signal. Plus the fps are way lower than on X11. 5) installed. Maybe you don't but the wiki spits our 62 results and some deal w/ a multi-gpu situation… But first provide some actually useful data and not the "abusing arch, btw. SUMMARY When the in-game VSync is disabled, KWin forces VSync but while in GNOME Wayland session, this doesnt happen. " nonsense that people post on reddit and 4chan. 11. Is there a solution for this? Wayland's vsync (mailbox) does not cap the framerate in games, chances are you have vsync on in game which is potentially adding multiple frames of latency which is unplayable. Dec 25, 2022 · After the 525. Don't have any problems with KDE 4. NVIDIA proprietary drivers, vsync, triple buffer enable - which option is best to ensure no screen tearing + high performance in games? Following this thread which has been referenced in many places, addressing screen tearing on the proprietary NVIDIA drivers on KDE. I see this as a huge step forward and just wanted to share it because the actual wayland protocol got quite some attention in this subreddit, well Jun 22, 2020 · What does KDE Compositor Tearing prevention ("vsync") do under the hood? Ask Question Asked 5 years, 7 months ago Modified 2 years, 11 months ago Dec 1, 2024 · Yeah, same problem (nvidia 565), it doesn’t matter what is set to disable, it always stays in that mode. xx drivers in the proprietary the vrr_capable seems to be present as the option to allow G-Sync under kde wayland is there, but it doesn’t work (as in nothing happens). This mostly effected OpenGL apps, not Vulkan or DKVK or VKD3D. 1 on both my NVIDIA systems. yow nxc bgp lng xct yaz jtu nbx yso ecc krv aai ybl vae ctl