diff --git a/ANX.Framework.Windows.DX10/IndexBuffer_DX10.cs b/ANX.Framework.Windows.DX10/IndexBuffer_DX10.cs
index 36be0173..b0982919 100644
--- a/ANX.Framework.Windows.DX10/IndexBuffer_DX10.cs
+++ b/ANX.Framework.Windows.DX10/IndexBuffer_DX10.cs
@@ -149,22 +149,5 @@ namespace ANX.Framework.Windows.DX10
                 buffer = null;
             }
         }
-
-
-
-        public void GetBackBufferData<T>(Rectangle? rect, T[] data, int startIndex, int elementCount) where T : struct
-        {
-            throw new NotImplementedException();
-        }
-
-        public void GetBackBufferData<T>(T[] data) where T : struct
-        {
-            throw new NotImplementedException();
-        }
-
-        public void GetBackBufferData<T>(T[] data, int startIndex, int elementCount) where T : struct
-        {
-            throw new NotImplementedException();
-        }
     }
 }
diff --git a/ANX.Framework.Windows.DX10/VertexBuffer_DX10.cs b/ANX.Framework.Windows.DX10/VertexBuffer_DX10.cs
index 60909695..257e446a 100644
--- a/ANX.Framework.Windows.DX10/VertexBuffer_DX10.cs
+++ b/ANX.Framework.Windows.DX10/VertexBuffer_DX10.cs
@@ -154,21 +154,5 @@ namespace ANX.Framework.Windows.DX10
                 buffer = null;
             }
         }
-
-
-        public void GetBackBufferData<T>(Rectangle? rect, T[] data, int startIndex, int elementCount) where T : struct
-        {
-            throw new NotImplementedException();
-        }
-
-        public void GetBackBufferData<T>(T[] data) where T : struct
-        {
-            throw new NotImplementedException();
-        }
-
-        public void GetBackBufferData<T>(T[] data, int startIndex, int elementCount) where T : struct
-        {
-            throw new NotImplementedException();
-        }
     }
 }
diff --git a/ANX.Framework.Windows.GL3/IndexBufferGL3.cs b/ANX.Framework.Windows.GL3/IndexBufferGL3.cs
index 4048662f..2cb2496c 100644
--- a/ANX.Framework.Windows.GL3/IndexBufferGL3.cs
+++ b/ANX.Framework.Windows.GL3/IndexBufferGL3.cs
@@ -166,21 +166,5 @@ namespace ANX.Framework.Windows.GL3
 			GL.DeleteBuffers(1, ref bufferHandle);
 		}
 		#endregion
-
-
-        public void GetBackBufferData<T>(Rectangle? rect, T[] data, int startIndex, int elementCount) where T : struct
-        {
-            throw new NotImplementedException();
-        }
-
-        public void GetBackBufferData<T>(T[] data) where T : struct
-        {
-            throw new NotImplementedException();
-        }
-
-        public void GetBackBufferData<T>(T[] data, int startIndex, int elementCount) where T : struct
-        {
-            throw new NotImplementedException();
-        }
     }
 }
diff --git a/ANX.Framework.Windows.GL3/VertexBufferGL3.cs b/ANX.Framework.Windows.GL3/VertexBufferGL3.cs
index 4859010b..43168167 100644
--- a/ANX.Framework.Windows.GL3/VertexBufferGL3.cs
+++ b/ANX.Framework.Windows.GL3/VertexBufferGL3.cs
@@ -162,21 +162,5 @@ namespace ANX.Framework.Windows.GL3
 			GL.DeleteBuffers(1, ref bufferHandle);
 		}
 		#endregion
-
-
-        public void GetBackBufferData<T>(Rectangle? rect, T[] data, int startIndex, int elementCount) where T : struct
-        {
-            throw new NotImplementedException();
-        }
-
-        public void GetBackBufferData<T>(T[] data) where T : struct
-        {
-            throw new NotImplementedException();
-        }
-
-        public void GetBackBufferData<T>(T[] data, int startIndex, int elementCount) where T : struct
-        {
-            throw new NotImplementedException();
-        }
     }
 }
diff --git a/ANX.Framework/NonXNA/RenderSystem/INativeBuffer.cs b/ANX.Framework/NonXNA/RenderSystem/INativeBuffer.cs
index 5a157693..4edbe226 100644
--- a/ANX.Framework/NonXNA/RenderSystem/INativeBuffer.cs
+++ b/ANX.Framework/NonXNA/RenderSystem/INativeBuffer.cs
@@ -58,9 +58,5 @@ namespace ANX.Framework.NonXNA
         void SetData<T>(GraphicsDevice graphicsDevice, T[] data) where T : struct;
         void SetData<T>(GraphicsDevice graphicsDevice, T[] data, int startIndex, int elementCount) where T : struct;
         void SetData<T>(GraphicsDevice graphicsDevice, int offsetInBytes, T[] data, int startIndex, int elementCount) where T : struct;
-
-        void GetBackBufferData<T>(Nullable<Rectangle> rect, T[] data, int startIndex, int elementCount) where T : struct;
-        void GetBackBufferData<T>(T[] data) where T : struct;
-        void GetBackBufferData<T>(T[] data, int startIndex, int elementCount) where T : struct;
     }
 }
diff --git a/ANX.RenderSystem.Windows.DX11.1/VertexBuffer_DX11_1.cs b/ANX.RenderSystem.Windows.DX11.1/VertexBuffer_DX11_1.cs
index 5f99562b..4de4a7bc 100644
--- a/ANX.RenderSystem.Windows.DX11.1/VertexBuffer_DX11_1.cs
+++ b/ANX.RenderSystem.Windows.DX11.1/VertexBuffer_DX11_1.cs
@@ -142,21 +142,5 @@ namespace ANX.RenderSystem.Windows.DX11_1
                 buffer = null;
             }
         }
-
-
-        public void GetBackBufferData<T>(Framework.Rectangle? rect, T[] data, int startIndex, int elementCount) where T : struct
-        {
-            throw new NotImplementedException();
-        }
-
-        public void GetBackBufferData<T>(T[] data) where T : struct
-        {
-            throw new NotImplementedException();
-        }
-
-        public void GetBackBufferData<T>(T[] data, int startIndex, int elementCount) where T : struct
-        {
-            throw new NotImplementedException();
-        }
     }
 }