diff --git a/include/vkd3d.h b/include/vkd3d.h
index 173b6de6..35798d21 100644
--- a/include/vkd3d.h
+++ b/include/vkd3d.h
@@ -83,6 +83,7 @@ enum vkd3d_config_flags
     VKD3D_CONFIG_FLAG_PIPELINE_LIBRARY_LOG = 0x00100000,
     VKD3D_CONFIG_FLAG_PIPELINE_LIBRARY_IGNORE_SPIRV = 0x00200000,
     VKD3D_CONFIG_FLAG_MUTABLE_SINGLE_SET = 0x00400000,
+    VKD3D_CONFIG_FLAG_MEMORY_ALLOCATOR_SKIP_CLEAR = 0x00800000,
 };
 
 typedef HRESULT (*PFN_vkd3d_signal_event)(HANDLE event);
diff --git a/libs/vkd3d/device.c b/libs/vkd3d/device.c
index a41bf249..24c20a15 100644
--- a/libs/vkd3d/device.c
+++ b/libs/vkd3d/device.c
@@ -610,6 +610,7 @@ static const struct vkd3d_debug_option vkd3d_config_options[] =
     {"pipeline_library_log", VKD3D_CONFIG_FLAG_PIPELINE_LIBRARY_LOG},
     {"pipeline_library_ignore_spirv", VKD3D_CONFIG_FLAG_PIPELINE_LIBRARY_IGNORE_SPIRV},
     {"mutable_single_set", VKD3D_CONFIG_FLAG_MUTABLE_SINGLE_SET},
+    {"memory_allocator_skip_clear", VKD3D_CONFIG_FLAG_MEMORY_ALLOCATOR_SKIP_CLEAR},
 };
 
 static void vkd3d_config_flags_init_once(void)
diff --git a/libs/vkd3d/memory.c b/libs/vkd3d/memory.c
index 7fc6fe52..6b9037c8 100644
--- a/libs/vkd3d/memory.c
+++ b/libs/vkd3d/memory.c
@@ -1404,7 +1404,8 @@ HRESULT vkd3d_allocate_memory(struct d3d12_device *device, struct vkd3d_memory_a
     if (FAILED(hr))
         return hr;
 
-    if (!(info->heap_flags & D3D12_HEAP_FLAG_CREATE_NOT_ZEROED))
+    if (!(info->heap_flags & D3D12_HEAP_FLAG_CREATE_NOT_ZEROED) &&
+            !(vkd3d_config_flags & VKD3D_CONFIG_FLAG_MEMORY_ALLOCATOR_SKIP_CLEAR))
         vkd3d_memory_allocator_clear_allocation(allocator, device, allocation);
 
     return hr;