diff --git a/.cirrus.yml b/.cirrus.yml
index 6041cc8702..282f232b5f 100644
--- a/.cirrus.yml
+++ b/.cirrus.yml
@@ -8,8 +8,8 @@ env:
   RPCS3_TOKEN: ENCRYPTED[100ebb8e3552bf2021d0ef55dccda3e58d27be5b6cab0b0b92843ef490195d3c4edaefa087e4a3b425caa6392300b9b1]
   QT_VER_MAIN: '6'
   QT_VER: '6.8.3'
-  LLVM_COMPILER_VER: '19'
-  LLVM_VER: '19.1.7'
+  LLVM_COMPILER_VER: '20'
+  LLVM_VER: '20.1.2'
 
 # windows_task:
 #   matrix:
diff --git a/.github/workflows/rpcs3.yml b/.github/workflows/rpcs3.yml
index 683712cf69..87f4ca98e8 100644
--- a/.github/workflows/rpcs3.yml
+++ b/.github/workflows/rpcs3.yml
@@ -108,7 +108,7 @@ jobs:
       QT_VER: '6.8.3'
       QT_VER_MSVC: 'msvc2022'
       QT_DATE: '202503201308'
-      LLVM_VER: '19.1.7'
+      LLVM_VER: '20.1.2'
       VULKAN_VER: '1.3.268.0'
       VULKAN_SDK_SHA: '8459ef49bd06b697115ddd3d97c9aec729e849cd775f5be70897718a9b3b9db5'
       CCACHE_SHA: '1f39f3ad5aae3fe915e99ad1302633bc8f6718e58fa7c0de2b0ba7e080f0f08c'
diff --git a/3rdparty/llvm/CMakeLists.txt b/3rdparty/llvm/CMakeLists.txt
index 8723728f4a..2552c89dbd 100644
--- a/3rdparty/llvm/CMakeLists.txt
+++ b/3rdparty/llvm/CMakeLists.txt
@@ -51,7 +51,7 @@ if(WITH_LLVM)
 
 		set(STATIC_LINK_LLVM ON CACHE BOOL "Link against LLVM statically. This will get set to ON if you build LLVM from the submodule." FORCE)
 
-		find_package(LLVM 19.1 CONFIG)
+		find_package(LLVM 20.1 CONFIG)
 		if(NOT LLVM_FOUND)
 			message(FATAL_ERROR "Couldn't build LLVM from the submodule. You might need to run `git submodule update --init`")
 		endif()
diff --git a/3rdparty/llvm/llvm b/3rdparty/llvm/llvm
index cd708029e0..58df0ef89d 160000
--- a/3rdparty/llvm/llvm
+++ b/3rdparty/llvm/llvm
@@ -1 +1 @@
-Subproject commit cd708029e0b2869e80abe31ddb175f7c35361f90
+Subproject commit 58df0ef89dd64126512e4ee27b4ac3fd8ddf6247
diff --git a/BUILDING.md b/BUILDING.md
index 83693b0f44..cdaa21c3e7 100644
--- a/BUILDING.md
+++ b/BUILDING.md
@@ -130,7 +130,7 @@ Start **Visual Studio**, click on `Open a project or solution` and select the `r
 **NOTE:** The recommended build configuration is `Release`. (On older revisions: `Release - LLVM`)
 
 To speed up the compilation time, you may want to download and extract to `<rpcs3_root>\build\lib_ext\<$(Configuration)>-x64` (e.g. `c:\rpcs3\build\lib_ext\Release-x64`; the path needs to be created) some of the following precompiled libs:
-- [LLVM libs](https://github.com/RPCS3/llvm-mirror/releases/download/custom-build-win-19.1.7/llvmlibs_mt.7z)
+- [LLVM libs](https://github.com/RPCS3/llvm-mirror/releases/download/custom-build-win-20.1.2/llvmlibs_mt.7z)
 - [additional libs](https://github.com/RPCS3/glslang/releases/latest/download/glslanglibs_mt.7z)
 
 **NOTES:**
diff --git a/azure-pipelines.yml b/azure-pipelines.yml
index 5e442bd01b..d1f00542b8 100644
--- a/azure-pipelines.yml
+++ b/azure-pipelines.yml
@@ -75,7 +75,7 @@ jobs:
 #     QT_VER_MSVC: 'msvc2022'
 #     QT_DATE: '202503201308'
 #     QTDIR: C:\Qt\$(QT_VER)\$(QT_VER_MSVC)_64
-#     LLVM_VER: '19.1.7'
+#     LLVM_VER: '20.1.2'
 #     VULKAN_VER: '1.3.268.0'
 #     VULKAN_SDK_SHA: '8459ef49bd06b697115ddd3d97c9aec729e849cd775f5be70897718a9b3b9db5'
 #     VULKAN_SDK: C:\VulkanSDK\$(VULKAN_VER)
@@ -149,7 +149,7 @@ jobs:
     ARTDIR: $(Build.ArtifactStagingDirectory)
     QT_VER: '6.7.3'
     QT_VER_MAIN: '6'
-    LLVM_COMPILER_VER: '19'
+    LLVM_COMPILER_VER: '20'
 
   pool:
     vmImage: "macOS-14"
@@ -210,7 +210,7 @@ jobs:
     ARTDIR: $(Build.ArtifactStagingDirectory)
     QT_VER: '6.7.3'
     QT_VER_MAIN: '6'
-    LLVM_COMPILER_VER: '19'
+    LLVM_COMPILER_VER: '20'
 
   pool:
     vmImage: "macOS-14"
diff --git a/buildfiles/msvc/rpcs3_default.props b/buildfiles/msvc/rpcs3_default.props
index ad2ac1ee2f..8d4b5245ce 100644
--- a/buildfiles/msvc/rpcs3_default.props
+++ b/buildfiles/msvc/rpcs3_default.props
@@ -41,8 +41,8 @@
         LLVMBitstreamReader.lib;
         LLVMBitWriter.lib;
         LLVMCFGuard.lib;
+        LLVMCGData.lib;
         LLVMCodeGen.lib;
-        LLVMCodeGenData.lib;
         LLVMCodeGenTypes.lib;
         LLVMCore.lib;
         LLVMCoroutines.lib;
@@ -64,6 +64,7 @@
         LLVMExecutionEngine.lib;
         LLVMExtensions.lib;
         LLVMFileCheck.lib;
+        LLVMFrontendAtomic.lib;
         LLVMFrontendDriver.lib;
         LLVMFrontendHLSL.lib;
         LLVMFrontendOffloading.lib;
@@ -116,6 +117,7 @@
         LLVMTableGenCommon.lib;
         LLVMTarget.lib;
         LLVMTargetParser.lib;
+        LLVMTelemetry.lib;
         LLVMTextAPI.lib;
         LLVMTextAPIBinaryReader.lib;
         LLVMTransformUtils.lib;