diff --git a/example/ck_tile/20_grouped_convolution/grouped_convolution_forward_invoker.hpp b/example/ck_tile/20_grouped_convolution/grouped_convolution_forward_invoker.hpp
index 0b9879d247..0a20812cae 100644
--- a/example/ck_tile/20_grouped_convolution/grouped_convolution_forward_invoker.hpp
+++ b/example/ck_tile/20_grouped_convolution/grouped_convolution_forward_invoker.hpp
@@ -8,6 +8,8 @@ struct GroupedConvolutionForwardInvoker
 {
     template <ck_tile::index_t NDimSpatial,
               typename GemmWarpConfig,
+              typename GemmTileConfig,
+              typename GemmVectorLoads,
               typename InDataType,
               typename WeiDataType,
               typename AccDataType,
@@ -15,29 +17,32 @@ struct GroupedConvolutionForwardInvoker
               typename InLayout,
               typename WeiLayout,
               typename OutLayout,
-              typename DsDataType     = ck_tile::tuple<>,
-              typename DsLayout       = ck_tile::tuple<>,
-              typename CDEElementWise = ck_tile::element_wise::PassThrough>
+              ck_tile::index_t NumGroupMerge = 1,
+              typename DsDataType            = ck_tile::tuple<>,
+              typename DsLayout              = ck_tile::tuple<>,
+              typename CDEElementWise        = ck_tile::element_wise::PassThrough>
     static float grouped_conv_fwd(const ck_tile::GroupedConvFwdHostArgs& args,
                                   const ck_tile::stream_config& s)
     {
         constexpr int kBlockPerCu = 1;
 
-        constexpr ck_tile::index_t M_Tile = 64;
-        constexpr ck_tile::index_t N_Tile = 64;
-        constexpr ck_tile::index_t K_Tile = 64;
+        constexpr int kBlockPerCu = 1;
 
-        constexpr ck_tile::index_t M_Warp = 2;
-        constexpr ck_tile::index_t N_Warp = 2;
-        constexpr ck_tile::index_t K_Warp = 1;
+        constexpr ck_tile::index_t M_Tile = GemmTileConfig::M_Tile;
+        constexpr ck_tile::index_t N_Tile = GemmTileConfig::N_Tile;
+        constexpr ck_tile::index_t K_Tile = GemmTileConfig::K_Tile;
+
+        constexpr ck_tile::index_t M_Warp = GemmWarpConfig::M_Warp;
+        constexpr ck_tile::index_t N_Warp = GemmWarpConfig::N_Warp;
+        constexpr ck_tile::index_t K_Warp = GemmWarpConfig::K_Warp;
 
         constexpr ck_tile::index_t M_Warp_Tile = GemmWarpConfig::M_Warp_Tile;
         constexpr ck_tile::index_t N_Warp_Tile = GemmWarpConfig::N_Warp_Tile;
         constexpr ck_tile::index_t K_Warp_Tile = GemmWarpConfig::K_Warp_Tile;
 
-        constexpr ck_tile::index_t VectorSizeA = 8;
-        constexpr ck_tile::index_t VectorSizeB = 8;
-        constexpr ck_tile::index_t VectorSizeC = 8;
+        constexpr ck_tile::index_t VectorSizeA = GemmVectorLoads::VectorSizeA;
+        constexpr ck_tile::index_t VectorSizeB = GemmVectorLoads::VectorSizeB;
+        constexpr ck_tile::index_t VectorSizeC = GemmVectorLoads::VectorSizeC;
 
         // Implicit GEMM Traits
         using CodegenShape =