diff --git a/projects/rpp/CMakeLists.txt b/projects/rpp/CMakeLists.txt
index b41f459b7a79..08292f869f70 100644
--- a/projects/rpp/CMakeLists.txt
+++ b/projects/rpp/CMakeLists.txt
@@ -144,9 +144,8 @@ if(CMAKE_BUILD_TYPE MATCHES Debug)
     set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -O0 -g")
 else()
     # -O3 -- Optimize output file
-    # TBD:Verify Requirement -Ofast - Optimize for speed disregarding exact standards compliance
     # -DNDEBUG -- turn off asserts
-    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -O3 -Ofast -DNDEBUG")
+    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -O3 -DNDEBUG")
 endif()
 
 # Enable -Wall warnings for both release and debug builds
@@ -327,6 +326,8 @@ if(NOT DEFINED SIMD_ENABLE)
 endif()
 
 add_library(${PROJECT_NAME} SHARED api/rpp.h $<TARGET_OBJECTS:modules>)
+# Enable fast-math to replace Ofast
+target_compile_options(${PROJECT_NAME} PRIVATE -ffast-math)
 if("${SIMD_ENABLE}" STREQUAL "1")
     target_compile_definitions(${PROJECT_NAME} PUBLIC ENABLE_SIMD_INTRINSICS=1)
     message("-- ${Green}${PROJECT_NAME} set to build with ENABLE_SIMD_INTRINSICS${ColourReset}")
diff --git a/projects/rpp/utilities/test_suite/HIP/Tensor_voxel_hip.cpp b/projects/rpp/utilities/test_suite/HIP/Tensor_voxel_hip.cpp
index 44b2d79edb9d..720af52c548e 100644
--- a/projects/rpp/utilities/test_suite/HIP/Tensor_voxel_hip.cpp
+++ b/projects/rpp/utilities/test_suite/HIP/Tensor_voxel_hip.cpp
@@ -527,8 +527,10 @@ int main(int argc, char* argv[]) {
                         uint dataSize = niftiHeaderTemp[batchCount].dim[1] *
                                         niftiHeaderTemp[batchCount].dim[2] *
                                         niftiHeaderTemp[batchCount].dim[3];
-                        uchar* niftiDataU8 = (uchar*)malloc(dataSize * sizeof(uchar));
-                        uchar* outputBufferOpenCV = (uchar*)calloc(xyFrameSizeROI, sizeof(uchar));
+                        unsigned char* niftiDataU8 =
+                            (unsigned char*)malloc(dataSize * sizeof(unsigned char));
+                        unsigned char* outputBufferOpenCV =
+                            (unsigned char*)calloc(xyFrameSizeROI, sizeof(unsigned char));
 
                         // Convert RpptDataType::F32 strided buffer to default NIFTI_DATATYPE
                         // unstrided buffer
@@ -549,9 +551,9 @@ int main(int argc, char* argv[]) {
                         Rpp32f multiplier = 255.0f / (max - min);
                         for (int i = 0; i < dataSize; i++)
                             niftiDataU8[i] =
-                                (uchar)((niftiDataArray[batchCount][i] - min) * multiplier);
+                                (unsigned char)((niftiDataArray[batchCount][i] - min) * multiplier);
 
-                        uchar* niftiDataU8Temp = niftiDataU8;
+                        unsigned char* niftiDataU8Temp = niftiDataU8;
                         for (int zPlane = roiGenericSrcPtr[batchCount].xyzwhdROI.xyz.z;
                              zPlane < roiGenericSrcPtr[batchCount].xyzwhdROI.xyz.z +
                                           roiGenericSrcPtr[batchCount].xyzwhdROI.roiDepth;
diff --git a/projects/rpp/utilities/test_suite/HOST/Tensor_voxel_host.cpp b/projects/rpp/utilities/test_suite/HOST/Tensor_voxel_host.cpp
index 34fd210862f1..1396db1afc45 100644
--- a/projects/rpp/utilities/test_suite/HOST/Tensor_voxel_host.cpp
+++ b/projects/rpp/utilities/test_suite/HOST/Tensor_voxel_host.cpp
@@ -502,8 +502,10 @@ int main(int argc, char* argv[]) {
                         uint dataSize = niftiHeaderTemp[batchCount].dim[1] *
                                         niftiHeaderTemp[batchCount].dim[2] *
                                         niftiHeaderTemp[batchCount].dim[3];
-                        uchar* niftiDataU8 = (uchar*)malloc(dataSize * sizeof(uchar));
-                        uchar* outputBufferOpenCV = (uchar*)calloc(xyFrameSizeROI, sizeof(uchar));
+                        unsigned char* niftiDataU8 =
+                            (unsigned char*)malloc(dataSize * sizeof(unsigned char));
+                        unsigned char* outputBufferOpenCV =
+                            (unsigned char*)calloc(xyFrameSizeROI, sizeof(unsigned char));
 
                         // Convert RpptDataType::F32 strided buffer to default NIFTI_DATATYPE
                         // unstrided buffer
@@ -524,9 +526,9 @@ int main(int argc, char* argv[]) {
                         Rpp32f multiplier = 255.0f / (max - min);
                         for (int i = 0; i < dataSize; i++)
                             niftiDataU8[i] =
-                                (uchar)((niftiDataArray[batchCount][i] - min) * multiplier);
+                                (unsigned char)((niftiDataArray[batchCount][i] - min) * multiplier);
 
-                        uchar* niftiDataU8Temp = niftiDataU8;
+                        unsigned char* niftiDataU8Temp = niftiDataU8;
                         for (int zPlane = roiGenericSrcPtr[batchCount].xyzwhdROI.xyz.z;
                              zPlane < roiGenericSrcPtr[batchCount].xyzwhdROI.xyz.z +
                                           roiGenericSrcPtr[batchCount].xyzwhdROI.roiDepth;
diff --git a/projects/rpp/utilities/test_suite/rpp_test_suite_voxel.h b/projects/rpp/utilities/test_suite/rpp_test_suite_voxel.h
index 58f12e17b178..88c73d444066 100644
--- a/projects/rpp/utilities/test_suite/rpp_test_suite_voxel.h
+++ b/projects/rpp/utilities/test_suite/rpp_test_suite_voxel.h
@@ -361,14 +361,16 @@ inline void write_nifti_file(nifti_1_header* niftiHeader, NIFTI_DATATYPE* niftiD
 }
 
 #if defined(RPP_TEST_SUITE_HAVE_OPENCV) && RPP_TEST_SUITE_HAVE_OPENCV
-inline void write_image_from_nifti_opencv(uchar* niftiDataXYFrameU8, int niftiHeaderImageWidth,
+inline void write_image_from_nifti_opencv(unsigned char* niftiDataXYFrameU8,
+                                          int niftiHeaderImageWidth,
                                           RpptRoiXyzwhd* roiGenericSrcPtr,
-                                          uchar* outputBufferOpenCV, int zPlane, int Channel,
-                                          int batchCount, string dst_path, string func, int index) {
+                                          unsigned char* outputBufferOpenCV, int zPlane,
+                                          int Channel, int batchCount, string dst_path, string func,
+                                          int index) {
     static int imageCount = 0;
     if (imageCount > MAX_IMAGE_DUMP) exit(0);
-    uchar* outputBufferOpenCVRow = outputBufferOpenCV;
-    uchar* niftiDataXYFrameU8Row = niftiDataXYFrameU8;
+    unsigned char* outputBufferOpenCVRow = outputBufferOpenCV;
+    unsigned char* niftiDataXYFrameU8Row = niftiDataXYFrameU8;
     for (int i = 0; i < roiGenericSrcPtr[batchCount].roiHeight; i++) {
         memcpy(outputBufferOpenCVRow, niftiDataXYFrameU8Row, roiGenericSrcPtr[batchCount].roiWidth);
         outputBufferOpenCVRow += roiGenericSrcPtr[batchCount].roiWidth;
@@ -384,10 +386,12 @@ inline void write_image_from_nifti_opencv(uchar* niftiDataXYFrameU8, int niftiHe
 }
 #else
 /* OpenCV not linked: slice JPG dumps are disabled; NIfTI QA/compare paths do not use this. */
-inline void write_image_from_nifti_opencv(uchar* niftiDataXYFrameU8, int niftiHeaderImageWidth,
+inline void write_image_from_nifti_opencv(unsigned char* niftiDataXYFrameU8,
+                                          int niftiHeaderImageWidth,
                                           RpptRoiXyzwhd* roiGenericSrcPtr,
-                                          uchar* outputBufferOpenCV, int zPlane, int Channel,
-                                          int batchCount, string dst_path, string func, int index) {
+                                          unsigned char* outputBufferOpenCV, int zPlane,
+                                          int Channel, int batchCount, string dst_path, string func,
+                                          int index) {
     (void)niftiDataXYFrameU8;
     (void)niftiHeaderImageWidth;
     (void)roiGenericSrcPtr;