diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 68cd68040..8872ad0b6 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -7,6 +7,10 @@
 # Public License v. 2.0. If a copy of the MPL was not distributed
 # with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
+default:
+# automatically cancels a job when a new pipeline for the same branch is triggered
+  interruptible: true
+
 stages:
   - checkformat
   - build
diff --git a/ci/build.linux.gitlab-ci.yml b/ci/build.linux.gitlab-ci.yml
index ba4971a62..9dbb54fd1 100644
--- a/ci/build.linux.gitlab-ci.yml
+++ b/ci/build.linux.gitlab-ci.yml
@@ -1,5 +1,6 @@
 # Base configuration for linux cross-compilation.
 .build:linux:cross:
+  needs: []
   extends: .common:linux:cross
   stage: build
   variables:
@@ -147,57 +148,6 @@ build:linux:docs:
     # Build on regular linux to limit GPU cost.
     - saas-linux-2xlarge-amd64
 
-# NVidia no longer provides docker images < CUDA 11.0.3.
-# # GCC-7, CUDA-9.2
-# build:linux:cuda-9.2:gcc-7:
-#   extends: .build:linux:cuda
-#   image: nvidia/cuda:9.2-devel-ubuntu18.04
-#   variables:
-#     # cuda 9.2 doesn't support sm_75, so lower to 70.
-#     EIGEN_CI_CUDA_COMPUTE_ARCH: "50;70"
-#     EIGEN_CI_C_COMPILER: gcc-7
-#     EIGEN_CI_CXX_COMPILER: g++-7
-
-# # Clang-10, CUDA-9.2
-# build:linux:cuda-9.2:clang-10:
-#   extends: build:linux:cuda-9.2:gcc-7
-#   variables:
-#     EIGEN_CI_C_COMPILER: clang-10
-#     EIGEN_CI_CXX_COMPILER: clang++-10
-#     EIGEN_CI_TEST_CUDA_CLANG: "on"
-
-# # GCC-8, CUDA-10.2
-# build:linux:cuda-10.2:gcc-8:
-#   extends: .build:linux:cuda
-#   image: nvidia/cuda:10.2-devel-ubuntu18.04
-#   variables:
-#     EIGEN_CI_C_COMPILER: gcc-8
-#     EIGEN_CI_CXX_COMPILER: g++-8
-
-# # Clang-10, CUDA-10.2
-# build:linux:cuda-10.2:clang-10:
-#   extends: build:linux:cuda-10.2:gcc-8
-#   variables:
-#     EIGEN_CI_C_COMPILER: clang-10
-#     EIGEN_CI_CXX_COMPILER: clang++-10
-#     EIGEN_CI_TEST_CUDA_CLANG: "on"
-
-# GCC-10, CUDA-11.4
-build:linux:cuda-11.4:gcc-10:
-  extends: .build:linux:cuda
-  image: nvidia/cuda:11.4.3-devel-ubuntu20.04
-  variables:
-    EIGEN_CI_C_COMPILER: gcc-10
-    EIGEN_CI_CXX_COMPILER: g++-10
-
-# Clang-12, CUDA-11.4
-build:linux:cuda-11.4:clang-12:
-  extends: build:linux:cuda-11.4:gcc-10
-  variables:
-    EIGEN_CI_C_COMPILER: clang-12
-    EIGEN_CI_CXX_COMPILER: clang++-12
-    EIGEN_CI_TEST_CUDA_CLANG: "on"
-
 # GCC-10, CUDA-12.2
 build:linux:cuda-12.2:gcc-10:
   extends: .build:linux:cuda
diff --git a/ci/build.windows.gitlab-ci.yml b/ci/build.windows.gitlab-ci.yml
index 604fd2ca0..87be69495 100644
--- a/ci/build.windows.gitlab-ci.yml
+++ b/ci/build.windows.gitlab-ci.yml
@@ -1,5 +1,6 @@
 # Base configuration for windows builds.
 .build:windows:
+  needs: []
   extends: .common:windows
   stage: build
   variables:
@@ -25,15 +26,16 @@
 
 ######### MSVC #################################################################
 
-# MSVC 14.16 (VS 2017)
-build:windows:x86-64:msvc-14.16:default:
+# MSVC 14.29 (VS 2019) 32 bit
+
+build:windows:x86:msvc-14.29:default:
   extends: .build:windows
   variables:
-    EIGEN_CI_MSVC_VER: "14.16"
-    # Override to remove unsupported /d2ReducedOptimizeHugeFunctions.
-    EIGEN_CI_TEST_CUSTOM_CXX_FLAGS: "/DEIGEN_STRONG_INLINE=inline;/Os"
+    EIGEN_CI_MSVC_VER: "14.29"
+    EIGEN_CI_MSVC_ARCH: "x86"
+
+# MSVC 14.29 (VS 2019) 64 bit
 
-# MSVC 14.29 (VS 2019)
 build:windows:x86-64:msvc-14.29:default:
   extends: .build:windows
   variables:
@@ -49,7 +51,9 @@ build:windows:x86-64:msvc-14.29:avx512dq:
   variables:
     EIGEN_CI_ADDITIONAL_ARGS: "-DEIGEN_TEST_AVX512DQ=on"
 
-######### MSVC + CUDA ##########################################################
+
+# MSVC 14.29 (VS 2019) + CUDA
+
 .build:windows:cuda:
   extends: .build:windows
   variables:
@@ -65,46 +69,9 @@ build:windows:x86-64:msvc-14.29:avx512dq:
     - x86-64
     - cuda
 
-# The CUDA 9.2 compiler crashes with an internal error.
-# # MSVC 14.16 + CUDA 9.2
-# build:windows:x86-64:cuda-9.2:msvc-14.16:
-#   extends: .build:windows:cuda
-#   variables:
-#     # CUDA 9.2 doesn't support sm_75.
-#     EIGEN_CI_CUDA_COMPUTE_ARCH: "50;70"
-#     # CUDA 9.2 only supports up to VS 2017.
-#     EIGEN_CI_MSVC_VER: "14.16"
-#     EIGEN_CI_TEST_CUSTOM_CXX_FLAGS: "/DEIGEN_STRONG_INLINE=inline;/Os"
-#     EIGEN_CI_BEFORE_SCRIPT: $$env:CUDA_PATH=$$env:CUDA_PATH_V9_2
-
-# MSVC 14.29 + CUDA 10.2
-build:windows:x86-64:cuda-10.2:msvc-14.29:
-  extends: .build:windows:cuda
-  variables:
-    EIGEN_CI_MSVC_VER: "14.29"
-    EIGEN_CI_BEFORE_SCRIPT: $$env:CUDA_PATH=$$env:CUDA_PATH_V10_2
-
 # MSVC 14.29 + CUDA 11.4
 build:windows:x86-64:cuda-11.4:msvc-14.29:
   extends: .build:windows:cuda
   variables:
     EIGEN_CI_MSVC_VER: "14.29"
-    EIGEN_CI_BEFORE_SCRIPT: $$env:CUDA_PATH=$$env:CUDA_PATH_V11_4
-
-######## MR Smoke Tests ########################################################
-
-# MSVC 14.29 64-bit (VS 2019)
-build:windows:x86-64:msvc-14.29:avx512dq:smoketest:
-  extends: build:windows:x86-64:msvc-14.29:avx512dq
-  variables:
-    EIGEN_CI_BUILD_TARGET: buildsmoketests
-  rules:
-    - if: $CI_PIPELINE_SOURCE == "merge_request_event"
-
-# MSVC 14.29 32-bit (VS 2019)
-build:windows:x86:msvc-14.29:avx512dq:smoketest:
-  extends: build:windows:x86-64:msvc-14.29:avx512dq:smoketest
-  variables:
-    EIGEN_CI_MSVC_ARCH: "x86"
-  rules:
-    - if: $CI_PIPELINE_SOURCE == "merge_request_event"
+    EIGEN_CI_BEFORE_SCRIPT: $$env:CUDA_PATH=$$env:CUDA_PATH_V11_4
\ No newline at end of file
diff --git a/ci/test.linux.gitlab-ci.yml b/ci/test.linux.gitlab-ci.yml
index 47d48c840..b3599f38f 100644
--- a/ci/test.linux.gitlab-ci.yml
+++ b/ci/test.linux.gitlab-ci.yml
@@ -204,61 +204,6 @@ test:linux:x86-64:clang-12:avx512dq:unsupported:
   tags:
     - saas-linux-medium-amd64-gpu-standard
 
-# NVidia no longer provides docker images < CUDA 11.0.3.
-# # GCC-7, CUDA-9.2
-# test:linux:cuda-9.2:gcc-7:
-#   extends: .test:linux:cuda
-#   image: nvidia/cuda:9.2-devel-ubuntu18.04
-#   needs: [ build:linux:cuda-9.2:gcc-7 ]
-#   variables:
-#     EIGEN_CI_CXX_COMPILER: g++-7
-#     EIGEN_CI_CC_COMPILER: gcc-7
-
-# # Clang-10, CUDA-9.2
-# test:linux:cuda-9.2:clang-10:
-#   extends: .test:linux:cuda
-#   image: nvidia/cuda:9.2-devel-ubuntu18.04
-#   needs: [ build:linux:cuda-9.2:clang-10 ]
-#   variables:
-#     EIGEN_CI_CXX_COMPILER: clang++-10
-#     EIGEN_CI_CC_COMPILER: clang-10
-
-# # GCC-8, CUDA-10.2
-# test:linux:cuda-10.2:gcc-8:
-#   extends: .test:linux:cuda
-#   image: nvidia/cuda:10.2-devel-ubuntu18.04
-#   needs: [ build:linux:cuda-10.2:gcc-8 ]
-#   variables:
-#     EIGEN_CI_CXX_COMPILER: g++-8
-#     EIGEN_CI_CC_COMPILER: gcc-8
-
-# # Clang-10, CUDA-10.2
-# test:linux:cuda-10.2:clang-10:
-#   extends: .test:linux:cuda
-#   image: nvidia/cuda:10.2-devel-ubuntu18.04
-#   needs: [ build:linux:cuda-10.2:clang-10 ]
-#   variables:
-#     EIGEN_CI_CXX_COMPILER: clang++-10
-#     EIGEN_CI_CC_COMPILER: clang-10
-
-# GCC-10, CUDA-11.4
-test:linux:cuda-11.4:gcc-10:
-  extends: .test:linux:cuda
-  image: nvidia/cuda:11.4.3-devel-ubuntu20.04
-  needs: [ build:linux:cuda-11.4:gcc-10 ]
-  variables:
-    EIGEN_CI_CXX_COMPILER: g++-10
-    EIGEN_CI_CC_COMPILER: gcc-10
-
-# Clang-12, CUDA-11.4
-test:linux:cuda-11.4:clang-12:
-  extends: .test:linux:cuda
-  image: nvidia/cuda:11.4.3-devel-ubuntu20.04
-  needs: [ build:linux:cuda-11.4:clang-12 ]
-  variables:
-    EIGEN_CI_CXX_COMPILER: clang++-12
-    EIGEN_CI_CC_COMPILER: clang-12
-
 # GCC-10, CUDA-12.2
 test:linux:cuda-12.2:gcc-10:
   extends: .test:linux:cuda
diff --git a/ci/test.windows.gitlab-ci.yml b/ci/test.windows.gitlab-ci.yml
index f107d4f49..17bb065de 100644
--- a/ci/test.windows.gitlab-ci.yml
+++ b/ci/test.windows.gitlab-ci.yml
@@ -17,22 +17,8 @@
 
 ##### MSVC #####################################################################
 
-# MSVC 14.16 (VS 2017)
-.test:windows:x86-64:msvc-14.16:default:
-  extends: .test:windows
-  needs: [ build:windows:x86-64:msvc-14.16:default ]
+# MSVC 14.29 (VS 2019) 64 bit
 
-test:windows:x86-64:msvc-14.16:default:official:
-  extends: .test:windows:x86-64:msvc-14.16:default
-  variables:
-    EIGEN_CI_CTEST_LABEL: Official
-
-test:windows:x86-64:msvc-14.16:default:unsupported:
-  extends: .test:windows:x86-64:msvc-14.16:default
-  variables:
-    EIGEN_CI_CTEST_LABEL: Unsupported
-
-# MSVC 14.29 (VS 2019)
 .test:windows:x86-64:msvc-14.29:default:
   extends: .test:windows
   needs: [ build:windows:x86-64:msvc-14.29:default ]
@@ -80,7 +66,8 @@ test:windows:x86-64:msvc-14.29:avx512dq:unsupported:
   variables:
     EIGEN_CI_CTEST_LABEL: Unsupported
 
-##### MSVC + CUDA ##############################################################
+# MSVC 14.29 (VS 2019) + CUDA
+
 .test:windows:cuda:
   extends: .test:windows
   allow_failure: true
@@ -92,18 +79,7 @@ test:windows:x86-64:msvc-14.29:avx512dq:unsupported:
     - x86-64
     - cuda
 
-# The CUDA 9.2 compiler crashes with an internal error.
-# # MSVC 14.16 + CUDA 9.2
-# test:windows:x86-64:cuda-9.2:msvc-14.16:
-#   extends: .test:windows:cuda
-#   needs: [ build:windows:x86-64:cuda-9.2:msvc-14.16 ]
-
-# MSVC 14.29 + CUDA 10.2
-test:windows:x86-64:cuda-10.2:msvc-14.29:
-  extends: .test:windows:cuda
-  needs: [ build:windows:x86-64:cuda-10.2:msvc-14.29 ]
-
 # MSVC 14.29 + CUDA 11.4
 test:windows:x86-64:cuda-11.4:msvc-14.29:
   extends: .test:windows:cuda
-  needs: [ build:windows:x86-64:cuda-11.4:msvc-14.29 ]
+  needs: [ build:windows:x86-64:cuda-11.4:msvc-14.29 ]
\ No newline at end of file