diff --git a/Gems/Atom/Feature/Common/Assets/Materials/Types/EnhancedPBR_ForwardPass.azsl b/Gems/Atom/Feature/Common/Assets/Materials/Types/EnhancedPBR_ForwardPass.azsl
index 23e28e8742..367b2e379c 100644
--- a/Gems/Atom/Feature/Common/Assets/Materials/Types/EnhancedPBR_ForwardPass.azsl
+++ b/Gems/Atom/Feature/Common/Assets/Materials/Types/EnhancedPBR_ForwardPass.azsl
@@ -268,7 +268,7 @@ PbrLightingOutput ForwardPassPS_Common(VSOutput IN, bool isFrontFace, out float
     LightingData lightingData;
 
     // Light iterator
-    lightingData.tileIterator.Init(IN.m_position, PassSrg::m_lightListRemapped, PassSrg::m_tileLightData);
+    lightingData.tileIterator.Init(IN.m_position.xy, IN.m_position.z, PassSrg::m_lightListRemapped, PassSrg::m_tileLightData);
     lightingData.Init(surface.position, surface.normal, surface.roughnessLinear);
     
     // Directional light shadow coordinates
diff --git a/Gems/Atom/Feature/Common/Assets/Materials/Types/Skin.azsl b/Gems/Atom/Feature/Common/Assets/Materials/Types/Skin.azsl
index 84095ac163..c81d96d552 100644
--- a/Gems/Atom/Feature/Common/Assets/Materials/Types/Skin.azsl
+++ b/Gems/Atom/Feature/Common/Assets/Materials/Types/Skin.azsl
@@ -324,7 +324,7 @@ PbrLightingOutput SkinPS_Common(VSOutput IN)
     LightingData lightingData;
 
     // Light iterator
-    lightingData.tileIterator.Init(IN.m_position, PassSrg::m_lightListRemapped, PassSrg::m_tileLightData);
+    lightingData.tileIterator.Init(IN.m_position.xy, IN.m_position.z, PassSrg::m_lightListRemapped, PassSrg::m_tileLightData);
     lightingData.Init(surface.position, surface.normal, surface.roughnessLinear);
     
     // Directional light shadow coordinates
diff --git a/Gems/Atom/Feature/Common/Assets/Materials/Types/StandardMultilayerPBR_ForwardPass.azsl b/Gems/Atom/Feature/Common/Assets/Materials/Types/StandardMultilayerPBR_ForwardPass.azsl
index a83ea629e4..5c527998c1 100644
--- a/Gems/Atom/Feature/Common/Assets/Materials/Types/StandardMultilayerPBR_ForwardPass.azsl
+++ b/Gems/Atom/Feature/Common/Assets/Materials/Types/StandardMultilayerPBR_ForwardPass.azsl
@@ -303,7 +303,7 @@ PbrLightingOutput ForwardPassPS_Common(VSOutput IN, bool isFrontFace, out float
     LightingData lightingData;
 
     // Light iterator
-    lightingData.tileIterator.Init(IN.m_position, PassSrg::m_lightListRemapped, PassSrg::m_tileLightData);
+    lightingData.tileIterator.Init(IN.m_position.xy, IN.m_position.z, PassSrg::m_lightListRemapped, PassSrg::m_tileLightData);
     lightingData.Init(surface.position, surface.normal, surface.roughnessLinear);
     
     // Directional light shadow coordinates
diff --git a/Gems/Atom/Feature/Common/Assets/Materials/Types/StandardPBR_ForwardPass.azsl b/Gems/Atom/Feature/Common/Assets/Materials/Types/StandardPBR_ForwardPass.azsl
index 22751b49bc..dc20f89a75 100644
--- a/Gems/Atom/Feature/Common/Assets/Materials/Types/StandardPBR_ForwardPass.azsl
+++ b/Gems/Atom/Feature/Common/Assets/Materials/Types/StandardPBR_ForwardPass.azsl
@@ -125,7 +125,7 @@ PbrLightingOutput ForwardPassPS_Common(VSOutput IN, bool isFrontFace, out float
 
     // ------- Depth & Parallax -------
 
-    depth = IN.m_position.z;
+    depth = IN.m_position.w;
     
     bool displacementIsClipped = false;
 
@@ -210,7 +210,7 @@ PbrLightingOutput ForwardPassPS_Common(VSOutput IN, bool isFrontFace, out float
     LightingData lightingData;
 
     // Light iterator
-    lightingData.tileIterator.Init(IN.m_position, PassSrg::m_lightListRemapped, PassSrg::m_tileLightData);
+    lightingData.tileIterator.Init(IN.m_position.xy, IN.m_position.z, PassSrg::m_lightListRemapped, PassSrg::m_tileLightData);
     lightingData.Init(surface.position, surface.normal, surface.roughnessLinear);
     
     // Directional light shadow coordinates
diff --git a/Gems/Atom/Feature/Common/Assets/ShaderLib/Atom/Features/LightCulling/LightCullingTileIterator.azsli b/Gems/Atom/Feature/Common/Assets/ShaderLib/Atom/Features/LightCulling/LightCullingTileIterator.azsli
index 001f672631..314a8951a4 100644
--- a/Gems/Atom/Feature/Common/Assets/ShaderLib/Atom/Features/LightCulling/LightCullingTileIterator.azsli
+++ b/Gems/Atom/Feature/Common/Assets/ShaderLib/Atom/Features/LightCulling/LightCullingTileIterator.azsli
@@ -17,13 +17,13 @@
 // This class is used by forward shaders to iterate through lights (and decals) that are visible at this pixel position
 class LightCullingTileIterator
 {       
-    void Init(float4 svPosition, StructuredBuffer<uint> lightListRemapped, Texture2D<uint4> tileLightDataTex)
+    void Init(float2 screenPos, float depth, StructuredBuffer<uint> lightListRemapped, Texture2D<uint4> tileLightDataTex)
     {
         m_lightListRemapped = lightListRemapped;
     
-        uint2 tileId = ComputeTileId(svPosition.xy);
+        uint2 tileId = ComputeTileId(screenPos);
         
-        float viewz = abs(svPosition.w);
+        float viewz = abs(depth);
 
         // https://jira.agscollab.com/browse/ATOM-4198
         // Replace GetDimensions() with a cbuffer uint read. Reading it from a cbuffer should be faster