diff --git a/indra/llrender/llvertexbuffer.cpp b/indra/llrender/llvertexbuffer.cpp
index 0b017dfd03..bdd14614bd 100644
--- a/indra/llrender/llvertexbuffer.cpp
+++ b/indra/llrender/llvertexbuffer.cpp
@@ -2128,15 +2128,26 @@ bool LLVertexBuffer::getWeightStrider(LLStrider<F32>& strider, S32 index, S32 co
 	return VertexBufferStrider<F32,TYPE_WEIGHT>::get(*this, strider, index, count, map_range);
 }
 
-bool LLVertexBuffer::getWeight4Strider(LLStrider<LLVector4>& strider, S32 index, S32 count, bool map_range)
+// <FS:Ansariel> Vectorized Weight4Strider and ClothWeightStrider by Drake Arconis
+//bool LLVertexBuffer::getWeight4Strider(LLStrider<LLVector4>& strider, S32 index, S32 count, bool map_range)
+//{
+//	return VertexBufferStrider<LLVector4,TYPE_WEIGHT4>::get(*this, strider, index, count, map_range);
+//}
+//
+//bool LLVertexBuffer::getClothWeightStrider(LLStrider<LLVector4>& strider, S32 index, S32 count, bool map_range)
+//{
+//	return VertexBufferStrider<LLVector4,TYPE_CLOTHWEIGHT>::get(*this, strider, index, count, map_range);
+//}
+bool LLVertexBuffer::getWeight4Strider(LLStrider<LLVector4a>& strider, S32 index, S32 count, bool map_range)
 {
-	return VertexBufferStrider<LLVector4,TYPE_WEIGHT4>::get(*this, strider, index, count, map_range);
+	return VertexBufferStrider<LLVector4a,TYPE_WEIGHT4>::get(*this, strider, index, count, map_range);
 }
 
-bool LLVertexBuffer::getClothWeightStrider(LLStrider<LLVector4>& strider, S32 index, S32 count, bool map_range)
+bool LLVertexBuffer::getClothWeightStrider(LLStrider<LLVector4a>& strider, S32 index, S32 count, bool map_range)
 {
-	return VertexBufferStrider<LLVector4,TYPE_CLOTHWEIGHT>::get(*this, strider, index, count, map_range);
+	return VertexBufferStrider<LLVector4a,TYPE_CLOTHWEIGHT>::get(*this, strider, index, count, map_range);
 }
+// </FS:Ansariel>
 
 //----------------------------------------------------------------------------
 
diff --git a/indra/llrender/llvertexbuffer.h b/indra/llrender/llvertexbuffer.h
index 74c8d09b1f..8b0ae27296 100644
--- a/indra/llrender/llvertexbuffer.h
+++ b/indra/llrender/llvertexbuffer.h
@@ -258,8 +258,12 @@ public:
 	bool getTextureIndexStrider(LLStrider<LLColor4U>& strider, S32 index=0, S32 count = -1, bool map_range = false);
 	bool getEmissiveStrider(LLStrider<LLColor4U>& strider, S32 index=0, S32 count = -1, bool map_range = false);
 	bool getWeightStrider(LLStrider<F32>& strider, S32 index=0, S32 count = -1, bool map_range = false);
-	bool getWeight4Strider(LLStrider<LLVector4>& strider, S32 index=0, S32 count = -1, bool map_range = false);
-	bool getClothWeightStrider(LLStrider<LLVector4>& strider, S32 index=0, S32 count = -1, bool map_range = false);
+	// <FS:Ansariel> Vectorized Weight4Strider and ClothWeightStrider by Drake Arconis
+	//bool getWeight4Strider(LLStrider<LLVector4>& strider, S32 index=0, S32 count = -1, bool map_range = false);
+	//bool getClothWeightStrider(LLStrider<LLVector4>& strider, S32 index=0, S32 count = -1, bool map_range = false);
+	bool getWeight4Strider(LLStrider<LLVector4a>& strider, S32 index=0, S32 count = -1, bool map_range = false);
+	bool getClothWeightStrider(LLStrider<LLVector4a>& strider, S32 index=0, S32 count = -1, bool map_range = false);
+	// </FS:Ansariel>
 	
 
 	bool useVBOs() const;
diff --git a/indra/newview/llface.cpp b/indra/newview/llface.cpp
index ea116b4b68..92c387dcf7 100644
--- a/indra/newview/llface.cpp
+++ b/indra/newview/llface.cpp
@@ -503,7 +503,10 @@ U16 LLFace::getGeometryAvatar(
 						LLStrider<LLVector3> &normals,
 						LLStrider<LLVector2> &tex_coords,
 						LLStrider<F32>		 &vertex_weights,
-						LLStrider<LLVector4> &clothing_weights)
+						// <FS:Ansariel> Vectorized Weight4Strider and ClothWeightStrider by Drake Arconis
+						//LLStrider<LLVector4> &clothing_weights)
+						LLStrider<LLVector4a> &clothing_weights)
+						// </FS:Ansariel>
 {
 	if (mVertexBuffer.notNull())
 	{
@@ -1189,11 +1192,15 @@ void LLFace::cacheFaceInVRAM(const LLVolumeFace& vf)
 
 	if (vf.mWeights)
 	{
-		LLStrider<LLVector4> f_wght;
+		// <FS:Ansariel> Vectorized Weight4Strider and ClothWeightStrider by Drake Arconis
+		//LLStrider<LLVector4> f_wght;
+		LLStrider<LLVector4a> f_wght;
 		buff->getWeight4Strider(f_wght);
 		for (U32 i = 0; i < vf.mNumVertices; ++i)
 		{
-			(*f_wght++).set(vf.mWeights[i].getF32ptr());
+			// <FS:Ansariel> Vectorized Weight4Strider and ClothWeightStrider by Drake Arconis
+			//(*f_wght++).set(vf.mWeights[i].getF32ptr());
+			(*f_wght++) = vf.mWeights[i];
 		}
 	}
 
@@ -1316,7 +1323,9 @@ BOOL LLFace::getGeometryVolume(const LLVolume& volume,
 	LLStrider<LLColor4U> colors;
 	LLStrider<LLVector3> tangent;
 	LLStrider<U16> indicesp;
-	LLStrider<LLVector4> wght;
+	// <FS:Ansariel> Vectorized Weight4Strider and ClothWeightStrider by Drake Arconis
+	//LLStrider<LLVector4> wght;
+	LLStrider<LLVector4a> wght;
 
 	BOOL full_rebuild = force_rebuild || mDrawablep->isState(LLDrawable::REBUILD_VOLUME);
 	
@@ -2185,8 +2194,14 @@ BOOL LLFace::getGeometryVolume(const LLVolume& volume,
 		{
 			LL_RECORD_BLOCK_TIME(FTM_FACE_GEOM_WEIGHTS);
 			mVertexBuffer->getWeight4Strider(wght, mGeomIndex, mGeomCount, map_range);
-			F32* weights = (F32*) wght.get();
-			LLVector4a::memcpyNonAliased16(weights, (F32*) vf.mWeights, num_vertices*4*sizeof(F32));
+			// <FS:Ansariel> Vectorized Weight4Strider and ClothWeightStrider by Drake Arconis
+			//F32* weights = (F32*) wght.get();
+			//LLVector4a::memcpyNonAliased16(weights, (F32*) vf.mWeights, num_vertices*4*sizeof(F32));
+			for (S32 i = 0; i < num_vertices; ++i)
+			{
+				*(wght++) = vf.mWeights[i];
+			}
+			// </FS:Ansariel>
 			if (map_range)
 			{
 				mVertexBuffer->flush();
diff --git a/indra/newview/llface.h b/indra/newview/llface.h
index 35cfdc1f8b..5e3a83bcfd 100644
--- a/indra/newview/llface.h
+++ b/indra/newview/llface.h
@@ -174,7 +174,9 @@ public:
 									LLStrider<LLVector3> &normals,
 								    LLStrider<LLVector2> &texCoords,
 									LLStrider<F32>		 &vertex_weights,
-									LLStrider<LLVector4> &clothing_weights);
+									// <FS:Ansariel> Vectorized Weight4Strider and ClothWeightStrider by Drake Arconis
+									//LLStrider<LLVector4> &clothing_weights);
+									LLStrider<LLVector4a> &clothing_weights);
 
 	// For volumes, etc.
 	U16				getGeometry(LLStrider<LLVector3> &vertices,  
diff --git a/indra/newview/llfloatermodelpreview.cpp b/indra/newview/llfloatermodelpreview.cpp
index e17e8067a4..49c59e1620 100644
--- a/indra/newview/llfloatermodelpreview.cpp
+++ b/indra/newview/llfloatermodelpreview.cpp
@@ -3428,7 +3428,9 @@ void LLModelPreview::genBuffers(S32 lod, bool include_skin_weights)
 			LLStrider<LLVector3> normal_strider;
 			LLStrider<LLVector2> tc_strider;
 			LLStrider<U16> index_strider;
-			LLStrider<LLVector4> weights_strider;
+			// <FS:Ansariel> Vectorized Weight4Strider and ClothWeightStrider by Drake Arconis
+			//LLStrider<LLVector4> weights_strider;
+			LLStrider<LLVector4a> weights_strider;
 
 			vb->getVertexStrider(vertex_strider);
 			vb->getIndexStrider(index_strider);
@@ -3474,7 +3476,9 @@ void LLModelPreview::genBuffers(S32 lod, bool include_skin_weights)
                                                              //should not cause floating point precision issues.
 					}
 
-					*(weights_strider++) = w;
+					// <FS:Ansariel> Vectorized Weight4Strider and ClothWeightStrider by Drake Arconis
+					//*(weights_strider++) = w;
+					(*(weights_strider++)).loadua(w.mV);
 				}
 			}
 
@@ -4186,7 +4190,9 @@ BOOL LLModelPreview::render()
 							LLStrider<LLVector3> position;
 							buffer->getVertexStrider(position);
 
-							LLStrider<LLVector4> weight;
+							// <FS:Ansariel> Vectorized Weight4Strider and ClothWeightStrider by Drake Arconis
+							//LLStrider<LLVector4> weight;
+							LLStrider<LLVector4a> weight;
 							buffer->getWeight4Strider(weight);
 
 							//quick 'n dirty software vertex skinning
@@ -4204,7 +4210,10 @@ BOOL LLModelPreview::render()
 							for (U32 j = 0; j < buffer->getNumVerts(); ++j)
 							{
                                 LLMatrix4a final_mat;
-                                F32 *wptr = weight[j].mV;
+                                // <FS:Ansariel> Vectorized Weight4Strider and ClothWeightStrider by Drake Arconis
+                                //F32 *wptr = weight[j].mV;
+                                F32 *wptr = weight[j].getF32ptr();
+                                // </FS:Ansariel>
                                 LLSkinningUtil::getPerVertexSkinMatrix(wptr, mat, true, final_mat, max_joints);
 
 								//VECTORIZE THIS
diff --git a/indra/newview/llviewerjointmesh.cpp b/indra/newview/llviewerjointmesh.cpp
index 43a81ada49..f858ed7afb 100644
--- a/indra/newview/llviewerjointmesh.cpp
+++ b/indra/newview/llviewerjointmesh.cpp
@@ -405,7 +405,9 @@ void LLViewerJointMesh::updateFaceData(LLFace *face, F32 pixel_area, BOOL damp_w
 	LLStrider<LLVector3> normalsp;
 	LLStrider<LLVector2> tex_coordsp;
 	LLStrider<F32>		 vertex_weightsp;
-	LLStrider<LLVector4> clothing_weightsp;
+	// <FS:Ansariel> Vectorized Weight4Strider and ClothWeightStrider by Drake Arconis
+	//LLStrider<LLVector4> clothing_weightsp;
+	LLStrider<LLVector4a> clothing_weightsp;
 	LLStrider<U16> indicesp;
 
 	// Copy data into the faces from the polymesh data.