diff --git a/.github/workflows/backends.yml b/.github/workflows/backends.yml
index e265828..f21e9c2 100644
--- a/.github/workflows/backends.yml
+++ b/.github/workflows/backends.yml
@@ -111,6 +111,65 @@ jobs:
           name: windows-cuda12
           path: .\build\bin\Release\stable-diffusion.dll
 
+  windows-cuda11:
+    runs-on: windows-2019
+
+    steps:
+      - name: Checkout
+        id: checkout
+        uses: actions/checkout@v4.2.2
+        with:
+          repository: 'leejet/stable-diffusion.cpp'
+          ref: '${{ github.event.inputs.commit }}'
+          submodules: recursive
+
+      - name:  Install Cuda Toolkit 11.8
+        id: cuda-11
+        run: |
+          mkdir -p "C:\Program Files\NVIDIA GPU Computing Toolkit\CUDA\v11.8"
+          choco install unzip -y
+          curl -O "https://developer.download.nvidia.com/compute/cuda/redist/cuda_cudart/windows-x86_64/cuda_cudart-windows-x86_64-11.8.89-archive.zip"
+          curl -O "https://developer.download.nvidia.com/compute/cuda/redist/cuda_nvcc/windows-x86_64/cuda_nvcc-windows-x86_64-11.8.89-archive.zip"
+          curl -O "https://developer.download.nvidia.com/compute/cuda/redist/cuda_nvrtc/windows-x86_64/cuda_nvrtc-windows-x86_64-11.8.89-archive.zip"
+          curl -O "https://developer.download.nvidia.com/compute/cuda/redist/libcublas/windows-x86_64/libcublas-windows-x86_64-11.8.1.74-archive.zip"
+          curl -O "https://developer.download.nvidia.com/compute/cuda/redist/cuda_nvtx/windows-x86_64/cuda_nvtx-windows-x86_64-11.8.86-archive.zip"
+          curl -O "https://developer.download.nvidia.com/compute/cuda/redist/cuda_profiler_api/windows-x86_64/cuda_profiler_api-windows-x86_64-11.8.86-archive.zip"
+          curl -O "https://developer.download.nvidia.com/compute/cuda/redist/visual_studio_integration/windows-x86_64/visual_studio_integration-windows-x86_64-11.8.86-archive.zip"
+          curl -O "https://developer.download.nvidia.com/compute/cuda/redist/cuda_nvprof/windows-x86_64/cuda_nvprof-windows-x86_64-11.8.87-archive.zip"
+          curl -O "https://developer.download.nvidia.com/compute/cuda/redist/cuda_cccl/windows-x86_64/cuda_cccl-windows-x86_64-11.8.89-archive.zip"
+          unzip '*.zip' -d "C:\Program Files\NVIDIA GPU Computing Toolkit\CUDA\v11.8"
+          xcopy "C:\Program Files\NVIDIA GPU Computing Toolkit\CUDA\v11.8\cuda_cudart-windows-x86_64-11.8.89-archive\*" "C:\Program Files\NVIDIA GPU Computing Toolkit\CUDA\v11.8" /E /I /H /Y
+          xcopy "C:\Program Files\NVIDIA GPU Computing Toolkit\CUDA\v11.8\cuda_nvcc-windows-x86_64-11.8.89-archive\*" "C:\Program Files\NVIDIA GPU Computing Toolkit\CUDA\v11.8" /E /I /H /Y
+          xcopy "C:\Program Files\NVIDIA GPU Computing Toolkit\CUDA\v11.8\cuda_nvrtc-windows-x86_64-11.8.89-archive\*" "C:\Program Files\NVIDIA GPU Computing Toolkit\CUDA\v11.8" /E /I /H /Y
+          xcopy "C:\Program Files\NVIDIA GPU Computing Toolkit\CUDA\v11.8\libcublas-windows-x86_64-11.8.1.74-archive\*" "C:\Program Files\NVIDIA GPU Computing Toolkit\CUDA\v11.8" /E /I /H /Y
+          xcopy "C:\Program Files\NVIDIA GPU Computing Toolkit\CUDA\v11.8\cuda_nvtx-windows-x86_64-11.8.86-archive\*" "C:\Program Files\NVIDIA GPU Computing Toolkit\CUDA\v11.8" /E /I /H /Y
+          xcopy "C:\Program Files\NVIDIA GPU Computing Toolkit\CUDA\v11.8\cuda_profiler_api-windows-x86_64-11.8.86-archive\*" "C:\Program Files\NVIDIA GPU Computing Toolkit\CUDA\v11.8" /E /I /H /Y
+          xcopy "C:\Program Files\NVIDIA GPU Computing Toolkit\CUDA\v11.8\visual_studio_integration-windows-x86_64-11.8.86-archive\*" "C:\Program Files\NVIDIA GPU Computing Toolkit\CUDA\v11.8" /E /I /H /Y
+          xcopy "C:\Program Files\NVIDIA GPU Computing Toolkit\CUDA\v11.8\cuda_nvprof-windows-x86_64-11.8.87-archive\*" "C:\Program Files\NVIDIA GPU Computing Toolkit\CUDA\v11.8" /E /I /H /Y
+          xcopy "C:\Program Files\NVIDIA GPU Computing Toolkit\CUDA\v11.8\cuda_cccl-windows-x86_64-11.8.89-archive\*" "C:\Program Files\NVIDIA GPU Computing Toolkit\CUDA\v11.8" /E /I /H /Y
+          xcopy "C:\Program Files\NVIDIA GPU Computing Toolkit\CUDA\v11.8\visual_studio_integration\MSBuildExtensions\*" "C:\Program Files (x86)\Microsoft Visual Studio\2019\Enterprise\MSBuild\Microsoft\VC\v160\BuildCustomizations" /E /I /H /Y
+          echo "C:\Program Files\NVIDIA GPU Computing Toolkit\CUDA\v11.8\bin" | Out-File -FilePath $env:GITHUB_PATH -Encoding utf8 -Append
+          echo "C:\Program Files\NVIDIA GPU Computing Toolkit\CUDA\v11.8\libnvvp" | Out-File -FilePath $env:GITHUB_PATH -Encoding utf8 -Append
+          echo "CUDA_PATH=C:\Program Files\NVIDIA GPU Computing Toolkit\CUDA\v11.8" | Out-File -FilePath $env:GITHUB_ENV -Append -Encoding utf8
+          echo "CUDA_PATH_V11_8=C:\Program Files\NVIDIA GPU Computing Toolkit\CUDA\v11.8" | Out-File -FilePath $env:GITHUB_ENV -Append -Encoding utf8
+
+      - name: Build
+        id: cmake_build
+        shell: cmd
+        run: |
+          mkdir build
+          cd build
+          call "C:\Program Files (x86)\Microsoft Visual Studio\2019\Enterprise\VC\Auxiliary\Build\vcvars64.bat"
+          cmake .. -DSD_CUDA=ON -DCMAKE_CUDA_ARCHITECTURES="61;75;86;89" -DSD_BUILD_SHARED_LIBS=ON -DCMAKE_CUDA_FLAGS="-allow-unsupported-compiler"
+          cmake --build . --config Release
+      
+      - name: Upload artifact
+        id: upload_artifact
+        uses: actions/upload-artifact@v4.6.1
+        with:
+          name: windows-cuda11
+          path: .\build\bin\Release\stable-diffusion.dll
+
   windows-sycl:
     runs-on: windows-latest