diff --git a/CMakeLists.txt b/CMakeLists.txt
index eaee5d5e2..5707b72df 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -221,6 +221,12 @@ if(NOT MSVC)
     message(STATUS "Enabling FMA in tests/examples")
   endif()
 
+  option(EIGEN_TEST_AVX512 "Enable/Disable AVX512 in tests/examples" OFF)
+  if(EIGEN_TEST_AVX512)
+    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -mavx512f")
+    message(STATUS "Enabling AVX512 in tests/examples")
+  endif()
+
   option(EIGEN_TEST_ALTIVEC "Enable/Disable AltiVec in tests/examples" OFF)
   if(EIGEN_TEST_ALTIVEC)
     set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -maltivec -mabi=altivec")
diff --git a/cmake/EigenTesting.cmake b/cmake/EigenTesting.cmake
index 5022397a7..0bb371355 100644
--- a/cmake/EigenTesting.cmake
+++ b/cmake/EigenTesting.cmake
@@ -276,6 +276,12 @@ macro(ei_testing_print_summary)
       message(STATUS "FMA:               Using architecture defaults")
     endif()
 
+   if(EIGEN_TEST_AVX512)
+      message(STATUS "AVX512:            ON")
+    else()
+      message(STATUS "AVX512:            Using architecture defaults")
+    endif()
+
     if(EIGEN_TEST_ALTIVEC)
       message(STATUS "Altivec:           ON")
     else()