diff --git a/win_build/RSAEuro.vcproj b/win_build/RSAEuro.vcproj
index 6f1bd54fa5..aace3bce1a 100644
--- a/win_build/RSAEuro.vcproj
+++ b/win_build/RSAEuro.vcproj
@@ -71,7 +71,11 @@
 			<Tool
 				Name="VCCLCompilerTool"
 				Optimization="2"
+				GlobalOptimizations="TRUE"
 				InlineFunctionExpansion="1"
+				EnableIntrinsicFunctions="TRUE"
+				FavorSizeOrSpeed="1"
+				OptimizeForWindowsApplication="TRUE"
 				PreprocessorDefinitions="WIN32;NDEBUG;_LIB"
 				StringPooling="TRUE"
 				RuntimeLibrary="4"
diff --git a/win_build/boinc_cli.vcproj b/win_build/boinc_cli.vcproj
index 6a1dc1684b..d07b450580 100644
--- a/win_build/boinc_cli.vcproj
+++ b/win_build/boinc_cli.vcproj
@@ -93,7 +93,12 @@
 			<Tool
 				Name="VCCLCompilerTool"
 				Optimization="2"
+				GlobalOptimizations="TRUE"
 				InlineFunctionExpansion="1"
+				EnableIntrinsicFunctions="TRUE"
+				ImproveFloatingPointConsistency="FALSE"
+				FavorSizeOrSpeed="1"
+				OptimizeForWindowsApplication="TRUE"
 				AdditionalIncludeDirectories="../lib/,../api/,../RSAEuro/source/,../client/win/,../client"
 				PreprocessorDefinitions="WIN32;NDEBUG;_MT;_WINDOWS;_CONSOLE"
 				StringPooling="TRUE"
diff --git a/win_build/boinc_dll.vcproj b/win_build/boinc_dll.vcproj
index 3074a74b8c..af10ff300f 100644
--- a/win_build/boinc_dll.vcproj
+++ b/win_build/boinc_dll.vcproj
@@ -90,7 +90,12 @@
 			<Tool
 				Name="VCCLCompilerTool"
 				Optimization="2"
+				GlobalOptimizations="TRUE"
 				InlineFunctionExpansion="1"
+				EnableIntrinsicFunctions="TRUE"
+				ImproveFloatingPointConsistency="FALSE"
+				FavorSizeOrSpeed="1"
+				OptimizeForWindowsApplication="TRUE"
 				PreprocessorDefinitions="WIN32;NDEBUG;_WINDOWS;_USRDLL;BOINC_DLL_EXPORTS"
 				StringPooling="TRUE"
 				RuntimeLibrary="0"
diff --git a/win_build/boinc_gui.vcproj b/win_build/boinc_gui.vcproj
index 7e24b42767..4b9c52c63a 100644
--- a/win_build/boinc_gui.vcproj
+++ b/win_build/boinc_gui.vcproj
@@ -17,17 +17,22 @@
 			OutputDirectory=".\Build\Release"
 			IntermediateDirectory=".\Build\Release\boinc_gui\obj"
 			ConfigurationType="1"
-			UseOfMFC="2"
+			UseOfMFC="1"
 			ATLMinimizesCRunTimeLibraryUsage="FALSE"
 			CharacterSet="2">
 			<Tool
 				Name="VCCLCompilerTool"
 				Optimization="2"
+				GlobalOptimizations="TRUE"
 				InlineFunctionExpansion="1"
+				EnableIntrinsicFunctions="TRUE"
+				ImproveFloatingPointConsistency="FALSE"
+				FavorSizeOrSpeed="1"
+				OptimizeForWindowsApplication="TRUE"
 				AdditionalIncludeDirectories="../lib/,../api/,../RSAEuro/source/,../client/win/,../client"
 				PreprocessorDefinitions="WIN32;NDEBUG;_MT;_WINDOWS"
 				StringPooling="TRUE"
-				RuntimeLibrary="2"
+				RuntimeLibrary="0"
 				EnableFunctionLevelLinking="TRUE"
 				UsePrecompiledHeader="2"
 				PrecompiledHeaderThrough="../client/StdAfx.h"
@@ -43,11 +48,13 @@
 				Name="VCCustomBuildTool"/>
 			<Tool
 				Name="VCLinkerTool"
-				AdditionalDependencies="wsock32.lib wininet.lib winmm.lib"
+				AdditionalDependencies="nafxcw.lib atls.lib libcmt.lib libcpmt.lib kernel32.lib user32.lib gdi32.lib advapi32.lib wsock32.lib wininet.lib winmm.lib comdlg32.lib comctl32.lib shell32.lib shlwapi.lib ole32.lib oleaut32.lib oleacc.lib winspool.lib oldnames.lib uuid.lib"
 				OutputFile=".\Build\Release/boinc_gui.exe"
 				LinkIncremental="1"
 				SuppressStartupBanner="TRUE"
-				IgnoreDefaultLibraryNames="libc,nafxcwd,libcmtd"
+				IgnoreAllDefaultLibraries="TRUE"
+				IgnoreDefaultLibraryNames=""
+				DelayLoadDLLs="oleacc.dll"
 				GenerateDebugInformation="TRUE"
 				ProgramDatabaseFile=".\Build\Release/boinc_gui.pdb"
 				SubSystem="2"
@@ -1358,10 +1365,10 @@
 			Name="Resource Files"
 			Filter="ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe">
 			<File
-				RelativePath="..\client\win\res\boinc.bmp">
+				RelativePath="..\client\win\boinc.bmp">
 			</File>
 			<File
-				RelativePath="..\client\win\boinc.bmp">
+				RelativePath="..\client\win\res\boinc.bmp">
 			</File>
 			<File
 				RelativePath="..\client\win\boinc_gui.rc">
@@ -1381,10 +1388,10 @@
 				</FileConfiguration>
 			</File>
 			<File
-				RelativePath="..\client\win\boincsm.bmp">
+				RelativePath="..\client\win\res\boincsm.bmp">
 			</File>
 			<File
-				RelativePath="..\client\win\res\boincsm.bmp">
+				RelativePath="..\client\win\boincsm.bmp">
 			</File>
 			<File
 				RelativePath="..\res\CoreClient.ico">
diff --git a/win_build/boinc_ss.vcproj b/win_build/boinc_ss.vcproj
index 111c4f4a8d..123bc03746 100644
--- a/win_build/boinc_ss.vcproj
+++ b/win_build/boinc_ss.vcproj
@@ -93,7 +93,12 @@
 			<Tool
 				Name="VCCLCompilerTool"
 				Optimization="2"
+				GlobalOptimizations="TRUE"
 				InlineFunctionExpansion="1"
+				EnableIntrinsicFunctions="TRUE"
+				ImproveFloatingPointConsistency="FALSE"
+				FavorSizeOrSpeed="1"
+				OptimizeForWindowsApplication="TRUE"
 				AdditionalIncludeDirectories="../api/,../lib/,../client;"
 				PreprocessorDefinitions="WIN32;NDEBUG;_WINDOWS;_CONSOLE"
 				StringPooling="TRUE"