diff --git a/src/video_core/texture_cache/surface_base.h b/src/video_core/texture_cache/surface_base.h
index 8ba386a8a..fb6378bc7 100644
--- a/src/video_core/texture_cache/surface_base.h
+++ b/src/video_core/texture_cache/surface_base.h
@@ -200,8 +200,9 @@ public:
         modification_tick = tick;
     }
 
-    void MarkAsRenderTarget(const bool is_target) {
+    void MarkAsRenderTarget(const bool is_target, const u32 index) {
         this->is_target = is_target;
+        this->index = index;
     }
 
     void MarkAsPicked(const bool is_picked) {
@@ -221,6 +222,10 @@ public:
         return is_target;
     }
 
+    u32 GetRenderTarget() const {
+        return index;
+    }
+
     bool IsRegistered() const {
         return is_registered;
     }
@@ -311,6 +316,7 @@ private:
     bool is_target{};
     bool is_registered{};
     bool is_picked{};
+    u32 index{0xFFFFFFFF};
     u64 modification_tick{};
 };
 
diff --git a/src/video_core/texture_cache/surface_params.cpp b/src/video_core/texture_cache/surface_params.cpp
index 9c56e2b4f..df9260859 100644
--- a/src/video_core/texture_cache/surface_params.cpp
+++ b/src/video_core/texture_cache/surface_params.cpp
@@ -290,12 +290,19 @@ std::size_t SurfaceParams::GetLayerSize(bool as_host_size, bool uncompressed) co
 
 std::size_t SurfaceParams::GetInnerMipmapMemorySize(u32 level, bool as_host_size,
                                                     bool uncompressed) const {
-    const bool tiled{as_host_size ? false : is_tiled};
     const u32 width{GetMipmapSize(uncompressed, GetMipWidth(level), GetDefaultBlockWidth())};
     const u32 height{GetMipmapSize(uncompressed, GetMipHeight(level), GetDefaultBlockHeight())};
     const u32 depth{is_layered ? 1U : GetMipDepth(level)};
-    return Tegra::Texture::CalculateSize(tiled, GetBytesPerPixel(), width, height, depth,
-                                         GetMipBlockHeight(level), GetMipBlockDepth(level));
+    if (is_tiled) {
+        return Tegra::Texture::CalculateSize(!as_host_size, GetBytesPerPixel(), width, height, depth,
+                                             GetMipBlockHeight(level), GetMipBlockDepth(level));
+    } else {
+        if (as_host_size || IsBuffer()) {
+            return GetBytesPerPixel()*width*height*depth;
+        } else {
+            return pitch*height*depth;
+        }
+    }
 }
 
 bool SurfaceParams::operator==(const SurfaceParams& rhs) const {
diff --git a/src/video_core/texture_cache/texture_cache.h b/src/video_core/texture_cache/texture_cache.h
index c9e72531a..5e9812bb9 100644
--- a/src/video_core/texture_cache/texture_cache.h
+++ b/src/video_core/texture_cache/texture_cache.h
@@ -133,11 +133,11 @@ public:
             regs.zeta.memory_layout.block_depth, regs.zeta.memory_layout.type)};
         auto surface_view = GetSurface(gpu_addr, depth_params, preserve_contents, true);
         if (depth_buffer.target)
-            depth_buffer.target->MarkAsRenderTarget(false);
+            depth_buffer.target->MarkAsRenderTarget(false, -1);
         depth_buffer.target = surface_view.first;
         depth_buffer.view = surface_view.second;
         if (depth_buffer.target)
-            depth_buffer.target->MarkAsRenderTarget(true);
+            depth_buffer.target->MarkAsRenderTarget(true, 8);
         return surface_view.second;
     }
 
@@ -167,11 +167,11 @@ public:
         auto surface_view = GetSurface(gpu_addr, SurfaceParams::CreateForFramebuffer(system, index),
                                        preserve_contents, true);
         if (render_targets[index].target)
-            render_targets[index].target->MarkAsRenderTarget(false);
+            render_targets[index].target->MarkAsRenderTarget(false, -1);
         render_targets[index].target = surface_view.first;
         render_targets[index].view = surface_view.second;
         if (render_targets[index].target)
-            render_targets[index].target->MarkAsRenderTarget(true);
+            render_targets[index].target->MarkAsRenderTarget(true, static_cast<u32>(index));
         return surface_view.second;
     }
 
@@ -191,7 +191,7 @@ public:
         if (depth_buffer.target == nullptr) {
             return;
         }
-        depth_buffer.target->MarkAsRenderTarget(false);
+        depth_buffer.target->MarkAsRenderTarget(false, -1);
         depth_buffer.target = nullptr;
         depth_buffer.view = nullptr;
     }
@@ -200,7 +200,7 @@ public:
         if (render_targets[index].target == nullptr) {
             return;
         }
-        render_targets[index].target->MarkAsRenderTarget(false);
+        render_targets[index].target->MarkAsRenderTarget(false, -1);
         render_targets[index].target = nullptr;
         render_targets[index].view = nullptr;
     }
@@ -270,6 +270,16 @@ protected:
     // and reading it from a sepparate buffer.
     virtual void BufferCopy(TSurface& src_surface, TSurface& dst_surface) = 0;
 
+    void ManageRenderTargetUnregister(TSurface& surface) {
+        auto& maxwell3d = system.GPU().Maxwell3D();
+        u32 index = surface->GetRenderTarget();
+        if (index == 8) {
+            maxwell3d.dirty_flags.zeta_buffer = true;
+        } else {
+            maxwell3d.dirty_flags.color_buffer.set(index, true);
+        }
+    }
+
     void Register(TSurface surface) {
         const GPUVAddr gpu_addr = surface->GetGpuAddr();
         const CacheAddr cache_ptr = ToCacheAddr(system.GPU().MemoryManager().GetPointer(gpu_addr));
@@ -294,6 +304,9 @@ protected:
         if (guard_render_targets && surface->IsProtected()) {
             return;
         }
+        if (!guard_render_targets && surface->IsRenderTarget()) {
+            ManageRenderTargetUnregister(surface);
+        }
         const GPUVAddr gpu_addr = surface->GetGpuAddr();
         const CacheAddr cache_ptr = surface->GetCacheAddr();
         const std::size_t size = surface->GetSizeInBytes();