diff --git a/README.md b/README.md
index ab576e98f..9985d82b1 100644
--- a/README.md
+++ b/README.md
@@ -31,7 +31,6 @@ allocatorDesc.Device = Device;
 allocatorDesc.Adapter = Adapter;
 
 // Use CheckFeatureSupport
-allocatorDesc.IsUMA = true;
 allocatorDesc.ResourceHeapTier = D3D12_RESOURCE_HEAP_TIER_1;
 
 ComPtr<gpgmm::d3d12::ResidencyManager> residency; // Optional
diff --git a/src/fuzzers/D3D12ResourceAllocatorFuzzer.cpp b/src/fuzzers/D3D12ResourceAllocatorFuzzer.cpp
index 08d6a5e6a..526d1150c 100644
--- a/src/fuzzers/D3D12ResourceAllocatorFuzzer.cpp
+++ b/src/fuzzers/D3D12ResourceAllocatorFuzzer.cpp
@@ -61,19 +61,11 @@ extern "C" int LLVMFuzzerInitialize(int* argc, char*** argv) {
     allocatorDesc.Adapter = dxgiAdapter;
 
     // Populate the options.
-    D3D12_FEATURE_DATA_ARCHITECTURE arch = {};
-    if (FAILED(d3dDevice->CheckFeatureSupport(D3D12_FEATURE_ARCHITECTURE, &arch, sizeof(arch)))) {
-        return 0;
-    }
-
-    allocatorDesc.IsUMA = arch.UMA;
-
     D3D12_FEATURE_DATA_D3D12_OPTIONS options = {};
     if (FAILED(d3dDevice->CheckFeatureSupport(D3D12_FEATURE_D3D12_OPTIONS, &options,
                                               sizeof(options)))) {
         return 0;
     }
-
     allocatorDesc.ResourceHeapTier = options.ResourceHeapTier;
 
     if (FAILED(
diff --git a/src/gpgmm/d3d12/ResourceAllocatorD3D12.h b/src/gpgmm/d3d12/ResourceAllocatorD3D12.h
index 41f216430..bea9d9b6d 100644
--- a/src/gpgmm/d3d12/ResourceAllocatorD3D12.h
+++ b/src/gpgmm/d3d12/ResourceAllocatorD3D12.h
@@ -165,14 +165,6 @@ namespace gpgmm::d3d12 {
         */
         EVENT_RECORD_OPTIONS RecordOptions;
 
-        /** \brief Specifies if unified memory architecture (UMA) support is enabled.
-
-        Used to determine if resource heaps can exist in shared memory.
-
-        Required parameter. Use CheckFeatureSupport to determine if supported.
-        */
-        bool IsUMA;
-
         /** \brief Specifies the adapter's tier of resource heap support.
 
         Used to determine if resource categories (texture and buffers) can co-exist in the
diff --git a/src/samples/D3D12Sample.cpp b/src/samples/D3D12Sample.cpp
index 6343a08ff..60bd59ddc 100644
--- a/src/samples/D3D12Sample.cpp
+++ b/src/samples/D3D12Sample.cpp
@@ -59,7 +59,6 @@ HRESULT Init() {
     gpgmm::d3d12::ALLOCATOR_DESC desc = {};
     desc.Adapter = adapter3;
     desc.Device = device;
-    desc.IsUMA = arch.UMA;
     desc.ResourceHeapTier = options.ResourceHeapTier;
 
     Microsoft::WRL::ComPtr<gpgmm::d3d12::ResourceAllocator> resourceAllocator;
diff --git a/src/tests/D3D12Test.cpp b/src/tests/D3D12Test.cpp
index 00245d052..f1c2937ec 100644
--- a/src/tests/D3D12Test.cpp
+++ b/src/tests/D3D12Test.cpp
@@ -78,7 +78,6 @@ namespace gpgmm::d3d12 {
         // Required parameters.
         desc.Adapter = mAdapter;
         desc.Device = mDevice;
-        desc.IsUMA = mIsUMA;
         desc.ResourceHeapTier = mResourceHeapTier;
 
         // Pre-fetching is enabled by default. However for testing purposes, pre-fetching changes