diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 99f87b9cf..dbde573f0 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -28,118 +28,132 @@ jobs:
   #        MSRV=$(cat ./rust-toolchain)
   #        echo "MSRV=$MSRV" | tee --append "$GITHUB_OUTPUT"
 
-  check_clippy:
-    runs-on: ubuntu-24.04
-    name: Clippy
-    steps:
-      - uses: actions/checkout@v4
-      - name: Install required packages
-        run: sudo apt install --no-install-recommends --yes libhwloc-dev ocl-icd-opencl-dev
-      - name: Run cargo clippy
-        run: cargo clippy --all-targets --workspace -- -D warnings
-
-  check_fmt:
-    runs-on: ubuntu-24.04
-    name: Checking fmt
-    steps:
-      - uses: actions/checkout@v4
-      - name: Run cargo fmt
-        run: cargo fmt --all -- --check
-
-  test_release:
+  #check_clippy:
+  #  runs-on: ubuntu-24.04
+  #  name: Clippy
+  #  steps:
+  #    - uses: actions/checkout@v4
+  #    - name: Install required packages
+  #      run: sudo apt install --no-install-recommends --yes libhwloc-dev ocl-icd-opencl-dev
+  #    - name: Run cargo clippy
+  #      run: cargo clippy --all-targets --workspace -- -D warnings
+  #
+  #check_fmt:
+  #  runs-on: ubuntu-24.04
+  #  name: Checking fmt
+  #  steps:
+  #    - uses: actions/checkout@v4
+  #    - name: Run cargo fmt
+  #      run: cargo fmt --all -- --check
+  #
+  #test_release:
+  #  runs-on: ubuntu-24.04
+  #  name: Test in release mode
+  #  strategy:
+  #    matrix:
+  #      cargo-args: ['', '--features fixed-rows-to-discard']
+  #  env:
+  #    # Run all tests with multicore-SDR enabled.
+  #    FIL_PROOFS_USE_MULTICORE_SDR: true
+  #  steps:
+  #    - uses: actions/checkout@v4
+  #    - name: Install required packages
+  #      run: sudo apt install --no-install-recommends --yes libhwloc-dev ocl-icd-opencl-dev
+  #
+  #    - name: Download the proof params
+  #      uses: ./.github/actions/proof-params-download
+  #      with:
+  #        github-token: ${{ secrets.GITHUB_TOKEN }}
+  #
+  #    - name: Run usual tests in release profile
+  #      run: cargo test --verbose --release --workspace --all-targets ${{ matrix.cargo-args }} -- --nocapture
+  #    - name: Run isolated PoRep tests in release profile
+  #      # Getting the cores does not work on GitHub Actions, hence skip that
+  #      # specific test.
+  #      run: cargo test --release -p storage-proofs-porep --features isolated-testing ${{ matrix.cargo-args }} -- --nocapture --skip stacked::vanilla::cores::tests::test_checkout_cores
+  #    - name: Run isolated update tests in release profile
+  #      # Some `storage-proofs-update` tests need to run sequentially due to
+  #      # their high memory usage.
+  #      run: cargo test --release -p storage-proofs-update --features isolated-testing ${{ matrix.cargo-args }} -- --nocapture --test-threads=1
+  #
+  #test_ignored_release:
+  #  runs-on: ubuntu-24.04
+  #  name: Test ignored in release mode
+  #  steps:
+  #    - uses: actions/checkout@v4
+  #    - name: Install required packages
+  #      run: sudo apt install --no-install-recommends --yes libhwloc-dev ocl-icd-opencl-dev
+  #
+  #    - name: Download the proof params
+  #      uses: ./.github/actions/proof-params-download
+  #      with:
+  #        github-token: ${{ secrets.GITHUB_TOKEN }}
+  #
+  #    - name: Test ignored in release profile
+  #      run: cargo test --release --workspace -- ignored --nocapture
+  #
+  #test_no_default_features:
+  #  runs-on: ubuntu-24.04
+  #  name: Test without default features
+  #  steps:
+  #    - uses: actions/checkout@v4
+  #    - name: Install required packages
+  #      run: sudo apt install --no-install-recommends --yes libhwloc-dev ocl-icd-opencl-dev
+  #
+  #    - name: Download the proof params
+  #      uses: ./.github/actions/proof-params-download
+  #      with:
+  #        github-token: ${{ secrets.GITHUB_TOKEN }}
+  #
+  #    - name: Test ignored in release profile
+  #      run: cargo test --release --workspace --no-default-features
+  #
+  #build_gpu:
+  #  runs-on: ubuntu-24.04
+  #  name: Build with various GPU support enabled
+  #  steps:
+  #    - uses: actions/checkout@v4
+  #    - name: Install required packages
+  #      run: sudo apt install --no-install-recommends --yes libhwloc-dev nvidia-cuda-toolkit ocl-icd-opencl-dev
+  #
+  #    #- name: Setup tmate session
+  #    #  uses: mxschmitt/action-tmate@v3
+  #    #  with:
+  #    #    limit-access-to-actor: true
+  #
+  #    - name: Build with `cuda` and `opencl` features enabled
+  #      run: cargo build --workspace --features cuda,opencl
+  #    - name: Build with `cuda-supraseal` feature enabled
+  #      run: CC=gcc-12 CXX=g++-12 NVCC_PREPEND_FLAGS='-ccbin /usr/bin/g++-12' cargo build --workspace --no-default-features --features cuda-supraseal
+
+  test_gpu:
     runs-on: ubuntu-24.04
-    name: Test in release mode
+    name: Test on GPUs
     strategy:
       matrix:
-        cargo-args: ['', '--features fixed-rows-to-discard']
+        test-args: ['', '--ignored']
     env:
-      # Run all tests with multicore-SDR enabled.
-      FIL_PROOFS_USE_MULTICORE_SDR: true
-    steps:
-      - uses: actions/checkout@v4
-      - name: Install required packages
-        run: sudo apt install --no-install-recommends --yes libhwloc-dev ocl-icd-opencl-dev
-
-      - name: Download the proof params
-        uses: ./.github/actions/proof-params-download
-        with:
-          github-token: ${{ secrets.GITHUB_TOKEN }}
-
-      - name: Run usual tests in release profile
-        run: cargo test --verbose --release --workspace --all-targets ${{ matrix.cargo-args }} -- --nocapture
-      - name: Run isolated PoRep tests in release profile
-        # Getting the cores does not work on GitHub Actions, hence skip that
-        # specific test.
-        run: cargo test --release -p storage-proofs-porep --features isolated-testing ${{ matrix.cargo-args }} -- --nocapture --skip stacked::vanilla::cores::tests::test_checkout_cores
-      - name: Run isolated update tests in release profile
-        # Some `storage-proofs-update` tests need to run sequentially due to
-        # their high memory usage.
-        run: cargo test --release -p storage-proofs-update --features isolated-testing ${{ matrix.cargo-args }} -- --nocapture --test-threads=1
-
-  test_ignored_release:
-    runs-on: ubuntu-24.04
-    name: Test ignored in release mode
-    steps:
-      - uses: actions/checkout@v4
-      - name: Install required packages
-        run: sudo apt install --no-install-recommends --yes libhwloc-dev ocl-icd-opencl-dev
-
-      - name: Download the proof params
-        uses: ./.github/actions/proof-params-download
-        with:
-          github-token: ${{ secrets.GITHUB_TOKEN }}
-
-      - name: Test ignored in release profile
-        run: cargo test --release --workspace -- ignored --nocapture
-
-  test_no_default_features:
-    runs-on: ubuntu-24.04
-    name: Test without default features
-    steps:
-      - uses: actions/checkout@v4
-      - name: Install required packages
-        run: sudo apt install --no-install-recommends --yes libhwloc-dev ocl-icd-opencl-dev
-
-      - name: Download the proof params
-        uses: ./.github/actions/proof-params-download
-        with:
-          github-token: ${{ secrets.GITHUB_TOKEN }}
-
-      - name: Test ignored in release profile
-        run: cargo test --release --workspace --no-default-features
-
-
-  # TODO test GPU target
-       #- name: SupraSeal filecoin-proofs tests in release profile
-       #  run: |
-       #    cargo test -p filecoin-proofs --release --no-default-features --features cuda-supraseal -- --nocapture --test-threads=1
-       #    cargo test -p filecoin-proofs --release --no-default-features --features cuda-supraseal -- --nocapture --test-threads=1 --ignored
-
-  build_gpu:
-    runs-on: ubuntu-24.04
-    name: Build with various GPU support enabled
+      FIL_PROOFS_USE_GPU_COLUMN_BUILDER: true
+      FIL_PROOFS_USE_GPU_TREE_BUILDER: true
+      BELLMAN_CUDA_NVCC_ARGS: --fatbin --gpu-architecture=sm_75 --generate-code=arch=compute_75,code=sm_75
+      NEPTUNE_CUDA_NVCC_ARGS: --fatbin --gpu-architecture=sm_75 --generate-code=arch=compute_75,code=sm_75
     steps:
       - uses: actions/checkout@v4
       - name: Install required packages
         run: sudo apt install --no-install-recommends --yes libhwloc-dev nvidia-cuda-toolkit ocl-icd-opencl-dev
 
-      #- name: Setup tmate session
-      #  uses: mxschmitt/action-tmate@v3
-      #  with:
-      #    limit-access-to-actor: true
-
-      - name: Build with `cuda` and `opencl` features enabled
-        run: cargo build --workspace --features cuda,opencl
-      - name: Build with `cuda-supraseal` feature enabled
-        run: CC=gcc-12 CXX=g++-12 NVCC_PREPEND_FLAGS='-ccbin /usr/bin/g++-12' cargo build --workspace --no-default-features --features cuda-supraseal
+      - name: Test with CUDA
+        run: cargo test --verbose --release --workspace --features cuda -- --nocapture ${{ matrix.test-args }}
+      - name: Test with `cuda-supraseal`
+        run: CC=gcc-12 CXX=g++-12 NVCC_PREPEND_FLAGS='-ccbin /usr/bin/g++-12' cargo test -p filecoin-proofs --release --no-default-features --features cuda-supraseal -- --nocapture --test-threads=1 ${{ matrix.test-args }}
 
   test_macos:
     runs-on: macos-latest
     name: Test in release mode on MacOS
     steps:
       - uses: actions/checkout@v4
-      #- name: Install required packages
-      #  run: sudo apt install --no-install-recommends --yes libhwloc-dev ocl-icd-opencl-dev
+      - name: Install required packages
+        run: HOMEBREW_NO_AUTO_UPDATE=1 brew install hwloc
 
       - name: Download the proof params
         uses: ./.github/actions/proof-params-download