Xformers versions 0 + cu118 for there is no cu121. 1 so just try. I'm using a 2080 TI GPU, probably upgrading to a 3090 soon. Feb 16, 2023 · How to downgrade (install a certain older) version of xformers? Well, I tried to update xformer to the one WebUI recommended 0. 2. xFormersとは？ Windows版xFormers; Windows版xFormersのシステム要件 Jan 1, 2025 · _comfyui xformers. post2 will support torch >= 2. 1+cu124 is: pip install --upgrade xformers==0. E. 28. 8? Or did you install an xformers version specifically compiled for 2. 14. Delete the venv folder again, Dec 10, 2023 · Speed comparison between Torch + CUDA + xFormers versions and TensorRT vs xFormers for Stable Diffusion XL (SDXL) I have Automatic1111 SD Web UI to compare. For the xformers we currently need xformers: 0. d20221128 Aug 11, 2024 · Feature A precompiled version of xFormers that is compatible with CUDA 12. 1 + Cuda 118 3: Torch 2. Nov 25, 2024 · From a performance perspective—although I understand this is just my personal observation and might not be statistically significant—using PyTorch 2. 4. 17. Links for xformers xformers-0. Is there a better alternative to 'xformers' for optimizing cross-attention, or is 'xformers' still the best option? If 'xformers' remains the preferred choice, is the --xformers flag required for its operation? Jun 4, 2024 · xformers working with latest version of torch. 8，这就导致我原本的开发环境不可用了。 Hackable and optimized Transformers building blocks, supporting a composable construction. [+] diffusers version 0. Apr 6, 2024 · Before I had 0. 1) mismatches the version that was used to compile PyT 因为 xformers 是在 PyTorch 基础上构建的，所以与 PyTorch 有关联，最开始我尝试直接安装 xformers （默认最新版），结果把 PyTorch 版本一起更新了，WebUI 中依赖 PyTorch 的可不止这一个，PyTorch 一更新，依赖关系就乱了，导致其它组件出现问题。 You signed in with another tab or window. 1, 1. Research first: xFormers contains bleeding-edge components, that are not yet available in mainstream libraries like PyTorch. Aug 16, 2024 · For anyone coming to this thread after Sept 28, 2024, the latest xformers version for pytorch 2. As for performance I get slightly better with xformers, at least at these settings: same seeed (1), same prompt, only the no-mem version is deterministic. 0 installed. Then, found some guides and set in web-ui user. po Jan 25, 2025 · 文章浏览阅读2. 0 0. Conda Version: 0. 2 Hackable and optimized Transformers building blocks, supporting a composable construction. 1+cu116 torchvision=0. It includes bug fixes and performance improvements that xformers repo committed Beta Was this translation helpful? Nov 1, 2024 · I found every tag has its associate pytorch version. pip3 install xformers [+] bitsandbytes version 0. I called mine xformers. 2. 0 and only the following versions of unsloth-zoo are available: unsloth-zoo==2024. 2 very quickly, unless we see strong performance improvement or critical bugfix in 2. dev564 So it may change tomorrow How can I install latest version via pip command so instead of pip install xformers==0. - facebookresearch/xformers 6 days ago · XFormers: A collection of composable Transformer building blocks. 1st image xFormers 23 + Torch 2. 22. Current versions: torch=1. In launch. git pull. [+] xformers version 0. Now in March 2025, xformers is no longer big leap Jul 11, 2023 · Currently latest version is 0. Conda Files; Labels; Badges xformers. After xFormers is installed, you can use enable_xformers_memory_efficient_attention() for faster inference and reduced memory consumption as shown in this section . [+] transformers version 4. 2+cu121 Dec 10, 2023 · Speed comparison between Torch + CUDA + xFormers versions and TensorRT vs xFormers for Stable Diffusion XL (SDXL) I have Automatic1111 SD Web UI to compare Well, I don't know why that wouldn't work, but I do know that lots of folks have had trouble installing xformers somehow. 1 compiled with CUDA 11. dev564 like pip install xformers==latest any way to do this? Nov 20, 2023 · Si hacemos pip install xformers, se instalará la última versión de xFormers y además se actualizará PyTorch a la última versión, algo que no queremos. Hackable and optimized Transformers building blocks, supporting a composable construction. Make sure you have installed the Automatic1111 or Forge WebUI. - xformers/README. Proceeding without it. 19 (console log successful) but in A1111 UI is still showing ver 0. 3 version (Latest versions sometime support) from the official NVIDIA page. post1 support pytorch 2. 1. , set XFORMERS_PACKAGE = xformers==0. As expected, it didn't work. Feb 22, 2024 · 1. See #1137 Aug 27, 2023 · Stable Diffusionの機能『xformers』とは、画像の生成を高速化してくれるオプションです。画像生成の速度を上げたい方のために、『xformers』の導入・更新方法や使い方についてご紹介します！ Apr 10, 2024 · If you build vllm from source, you can specify your own version of pytorch and xformers. 35. 7. 15 seconds compared to integrating FlashAttention 2. That's why we don't keep binaries for ever. Installation. 20. dev924, but comfyui doesn't work. 1 + Cuda 121 2: xFormers 22 + Torch 2. 5. 4 and PyTorch 2. The components are domain-agnostic and xFormers is used by researchers in vision, NLP and more. 0+cu121? May 13, 2023 · Questions and Help my cuda version is 12. xFormers를 설치하면, 여기서 설명한 것처럼 ‘enable_xformers_memory_efficient_attention()‘을 사용하여 추론 속도를 높이고 메모리 소비를 줄일 수 있습니다. You signed out in another tab or window. XFormers: A collection of composable Transformer building blocks. 4 . bat". 1, I searched the tags of it. 0. post2+cu118-cp310-cp310-win_amd64. 21. 이 이슈 에 따르면 xFormers v0. dev464 installed. If you need to use a previous version of PyTorch, then we recommend you install xFormers from source using the project instructions. Can anyone suggest which version of xformers should I revert to for torch: 2. Should I update any of theses to the latests version in order to get better performance ? or is it ok like that? Oct 4, 2024 · There is an attempt to install xformers==0. 1, even if a previous version (1. 6w次，点赞20次，收藏31次。在使用pip install xformers安装xformers时，发现总是会把我环境中的pytorch重新安装，并且会安装CUDA12版本的pytorch, 而我环境是CUDA 11. py --force-enable-xformers. 1 + Cuda 118 + TensorRT Mar 19, 2025 · And If you want to use sageattention, no need to use xformers version, just build original sageattention, it works. This causes a compatibility issue with torchvision 0. If we do pip install xformers, it will install the latest xFormers version and also update PyTorch to the latest version, something we don't want. bat. linux-64 v0. May 17, 2023 · How to upgrade xformers to latest version? I use this command to upgrade xformers to 0. 20 version of xformers, how do I revert back to it? As a code monkey, I tried to just delete "xformers" folder in venv and shove in an older version I downloaded from github. 2 we can conclude that all versions of unsloth-zoo and all versions of xformers{python_full_version < ' 3. The xFormers PIP package requires the latest version of PyTorch (1. 0 of torch. pip install xformers==0. 1+cu116 xformers=0. python launch. bat to include --xformers --reinstall-xformers for the command line arguments as well as the desired package version. xFormers was built for: PyTorch 2. post1 or install form source. post2+cu118-cp38-cp38 It is still possible to use xFormers with older versions of PyTorch by building from source or using conda. 1 as of xFormers 0. post3 All; Mar 29, 2023 · Hi, We are limited by pypi/conda by the number of builds we can keep. post1, it's working fine with the 1. This seems contradictory. Ahh, thank you for the explanation. It is breaking everything on Windows. ComfyUI 安装pytorch与xformers版本冲突问题 后面的cu121指CUDA121，可用nvcc --version查看， 具体可以看这里:https: Feb 9, 2024 · Yet, the bottom bar of the webui says 'xformers: N/A', and xformers isn't an option in the settings. Because of that, when I install Xformers, PyTorch is rebuilt with CUDA version 11. bat, it always pops out No module 'xformers'. Aún así es bastante sencillo de solucionar, únicamente hay que añadir xformers al comando con el que instalamos PyTorch: Sep 9, 2024 · xFormers can't load C++/CUDA extensions. 1 + Cuda 121 + TensorRT 4: Torch 2. Apr 4, 2025 · xformers versus torch versions Since I’m trying to get a Docker image running with a gazillion dependencies going back and forth, I thought I’d compile this table For the current setup I found that i had to use the stable version of python and form that it follows that I also need version 2. Example: Aug 13, 2023 · When installing xformers, it upgrades torch to version 2. Nov 20, 2023 · The list of xformers versions can be found at https://pypi. 16). Feb 24, 2023 · Good day, hopefully this is the proper location for this issue. post1 Beta Was this translation helpful? xformers / packages / xformers. 12. bat file? Dec 12, 2022 · but when I try to run xformers setup. 15. I’ve found other threads with a similar problem but they’re either dated or I don’t understand the solution that was given. bat as normal. 16. Reload to refresh your session. the version that newer than 0. Feb 21, 2025 · You signed in with another tab or window. The version of xformers is wrong (now after unpublishing the older versions) in the postinstall of this repo, when I looked the last time it was 0. 1 installed. post2+cu118-cp311-cp311-win_amd64. bat what exact version of xformers it should reinstall: Jan 12, 2024 · I have seen many users in the community encounter compilation and build problems, and many failures, especially when using new versions of CUDA, PyTorch, or wanting to update CUTLASS or Flash Attention. bat: u/echo off. The text was updated successfully, but these errors were encountered: 👍 14 ashleykleynhans, corbettht, pcmoritz, comaniac, jhc13, dathide, NicolasMejiaPetit, zhizhongli-sony, YacratesWyh, Theta-Lev, and 4 more reacted with thumbs up emoji If you need to use a previous version of PyTorch, then we recommend installing xFormers from the source. Motivation Many users, including those working with projects like Forge, are now transitioning to newer versions of CUDA and PyTorch. 0dev which is 2 versions older than the current 0. Name it whatever you want as long as it ends in ". Jan 7, 2024 · Add set XFORMERS_PACKAGE=xformers==<VERSION> to webui-user. Nov 2, 2024 · xFormers pip 安装，最近复现的一些仓库用xFormers的很多，在arm的aarch64下安装所有和CUDA相关的库都不是非常方便，这里记录一下。 Apr 22, 2023 · When I run webui-user. Unfortunately I have not found any compatibility table between PyTorch versions and xFormers versions. 4 installed. Now, its recommended to download and install CUDA 11. However, we have the latest version of XFormers for PT 1. 1 + FlashAttention 2. 17dev447, if I remember correctly, and I had to change it to 0. 1 unsloth-zoo==2024. 16rc425 but after installed it broke the funtionality of xformers altogether (incompatible with other dependencies cuda, pytorch, et Oct 8, 2024 · Stable Diffusion での Xformers 導入 タイトルの通りですが、Stable Diffusion に Xformers を導入することで、画像生成速度の大幅な向上と使用する VRAM 量の大幅削減が期待できるので Pythonに慣れない人などは、少し複雑かもしれませんが Stable Diffusion をインストールしたら、すぐに入れたほうがいいです！ Oct 31, 2024 · 最近复现的一些仓库用 xformers 的很多，xformers 安装的版本需要对应 CUDA 版本 和 pytorch 版本。 而且在 arm 的 aarch64 下安装所有和 CUDA 相关的库都不是非常方便，这里记录一下。 You signed in with another tab or window. Hackable and optimized Transformers building blocks, supporting a composable construction. . 16 에서 GPU를 사용한 학습(파인 튜닝 또는 Dreambooth)을 할 수 없습니다. It seems that this version of xformers doesn't support torch2. call conda activate xformers. when I build xformers it raise an error: The detected CUDA version (12. 1, which requires torch 1. 0dev. 17rc482 and it works without problems with torch 1. For example, I have pytorch 2. 0+cu121 and then upgrade to 2. 1) is already installed. 1+cu118) Did you previously use PyTorch 2. Nov 28, 2022 · 「WindowsにxFormersをインストールしたい」 このような場合には、この記事の内容が参考になります。 この記事では、WindowsにxFormersをインストールする方法を解説しています。 本記事の内容. But I don't think vllm will migrate to 2. py then it showed version mismatch and I moved to 11. dev0+303e613. You switched accounts on another tab or window. g. py in def prepare_environemnt(): function add xformers to commandline_ar And because all versions of unsloth-zoo depend on torch > =2. If you need to use a previous version of PyTorch, then we recommend installing xFormers from the source. dev526, and I am yet to find out how to navigate git hub to that file - perhaps pip install --force-reinstall --no-deps --pre xformers will always Jun 30, 2023 · Edit the webui-user. 0 on anaconda that you can use. 3 with xFormers. I tried at least this 1. whl xformers-0. org/project/xformers/#history. In a virtualenv (see these instructions if you need to create one):. md at main · facebookresearch/xformers After much digging, I think I got it working with a version newer than the wiki guide after following various guides that led me to realize I had a version mismatch that was causing me endless headaches. 17rc482. Furthermore, on pypi we can only have a single Pytorch version per xFormers version. post2 alone reduced image generation time by approximately 0. 26. 11) it installed 0. 13. May 5, 2023 · launch. Where does this get called in relation to the order of the webui-user. warn(f'There are no {compiler_name} version bounds defined for CUDA version {cuda_str_version}')" but in the end the compilation happens, it could be that this happened in my first compilation and I didn't notice in the middle of thousands of lines of log that are released, but it could be that this is just a warning because they haven Dec 19, 2022 · the current one that the webui installs is version 0. 8. 0 RC. 7 which match the pytorch version. 11 '} are incompatible. 17 of xformers, however, according to pip, the only available versions on Linux (amd64 arch) On Linux (python 3. 6. Feb 9, 2025 · warnings. 0 unsloth-zoo==2024. Then run the webui-user. py script is hard-coded to install version 0. post3; conda install To install this package run one of the following: conda install xformers::xformers conda install xformers/label/dev::xformers xFormers - Toolbox to Accelerate Research on Transformers xFormers is: the version of GCC that you're using matches the current NVCC capabilities Mar 27, 2023 · I have installed xformers 0. 29. 0+cu121 with CUDA 1201 (you have 2. 10. However, the more up-to-date versions of those PyTorch images all come with CUDA 12 installed. 1 but I install pytorch version 2. xFormers is: Customizable building blocks: Independent/customizable building blocks that can be used without boilerplate code. I can give you some steps that'll probably work, but be aware that I'm just a noob myself and only got into this stuff when SD first dropped, I don't actually know hardly anything about how or why any of this works lol :D If you're feeling dangerous tho, here goes! Go to your Stable Diffusion directory and put the following in a new file. pip install xformers pip install --upgrade xformers Does A1111 only support xf Sep 1, 2023 · I'm trying to use Xformers on a Singularity image that employs, as a base, an image from the Nvidia PyTorch catalog, which are all optimized for the GPUs I'm using. 23. 1 and 2. Sep 14, 2024 · 截止目前最新的Linux&Windows系统平台上pip安装的xformers版本与pytorch版本和CUDA版本关系对照表 xformers pytorch CUDA v0. Deleted venv. upnkraqmufvrludfksgobvkmqnwfgnwfjhmxtuzouapsgtxkoryqnwnzcfhgeffbzigwvvsqvpdmtg