diff --git a/driver/device_implicit_gemm_convolution_1_chwn_cyxk_khwn.hpp b/driver/device_implicit_gemm_convolution_1_chwn_cyxk_khwn.hpp
index 1332ff739f..3a68099e2e 100644
--- a/driver/device_implicit_gemm_convolution_1_chwn_cyxk_khwn.hpp
+++ b/driver/device_implicit_gemm_convolution_1_chwn_cyxk_khwn.hpp
@@ -84,10 +84,10 @@ void device_implicit_gemm_convolution_1_chwn_cyxk_khwn(InDesc,
     constexpr index_t HoPerBlock = 2;
     constexpr index_t WoPerBlock = 4;
 
-    constexpr index_t NPerThread  = 8;
+    constexpr index_t NPerThread  = 4;
     constexpr index_t KPerThread  = 8;
     constexpr index_t HoPerThread = 1;
-    constexpr index_t WoPerThread = 1;
+    constexpr index_t WoPerThread = 2;
 
     constexpr index_t InBlockCopy_ThreadPerDimC = 4;
     constexpr index_t InBlockCopy_ThreadPerDimH = 4;
@@ -200,7 +200,7 @@ void device_implicit_gemm_convolution_1_chwn_cyxk_khwn(InDesc,
     constexpr index_t WeiBlockCopyDataPerRead = 4;
 
     constexpr index_t BlockSize = 128;
-#elif 0
+#elif 1
     // for 3x3, 56x56
     constexpr index_t NPerBlock  = 32;
     constexpr index_t KPerBlock  = 64;
@@ -209,10 +209,26 @@ void device_implicit_gemm_convolution_1_chwn_cyxk_khwn(InDesc,
     constexpr index_t WoPerBlock = 2;
 
     constexpr index_t NPerThread  = 4;
-    constexpr index_t KPerThread  = 16;
-    constexpr index_t CPerThread  = 1;
+    constexpr index_t KPerThread  = 8;
     constexpr index_t HoPerThread = 1;
-    constexpr index_t WoPerThread = 1;
+    constexpr index_t WoPerThread = 2;
+
+    constexpr index_t GemmMPerThreadSubC = 4;
+    constexpr index_t GemmNPerThreadSubC = 4;
+    constexpr index_t GemmMLevel0Cluster = 4;
+    constexpr index_t GemmNLevel0Cluster = 4;
+    constexpr index_t GemmMLevel1Cluster = 2;
+    constexpr index_t GemmNLevel1Cluster = 2;
+    constexpr index_t GemmKPerThreadLoop = 1;
+
+    constexpr index_t InBlockCopy_ThreadPerDimC = 1;
+    constexpr index_t InBlockCopy_ThreadPerDimH = 4;
+    constexpr index_t InBlockCopy_ThreadPerDimW = 4;
+    constexpr index_t InBlockCopy_ThreadPerDimN = 8;
+    constexpr index_t InBlockCopyDataPerRead    = 4;
+
+    constexpr index_t WeiBlockCopyDataPerRead   = 4;
+    constexpr index_t OutThreadCopyDataPerWrite = 2;
 
     constexpr index_t BlockSize = 128;
 #elif 0
@@ -248,7 +264,7 @@ void device_implicit_gemm_convolution_1_chwn_cyxk_khwn(InDesc,
     constexpr index_t OutThreadCopyDataPerWrite = 2;
 
     constexpr index_t BlockSize = 128;
-#elif 1
+#elif 0
     // for 1x1, 14x14, Pascal
     constexpr index_t NPerBlock  = 16;
     constexpr index_t KPerBlock  = 128;
@@ -290,7 +306,7 @@ void device_implicit_gemm_convolution_1_chwn_cyxk_khwn(InDesc,
     for(index_t i = 0; i < nrepeat; ++i)
     {
         constexpr auto gridwise_conv =
-#if 0
+#if 1
             GridwiseConvolutionImplicitGemm_v1_chwn_cyxk_khwn
 #else
             GridwiseConvolutionImplicitGemm_v1_chwn_cyxk_khwn_lds_double_buffer
diff --git a/driver/driver.hip.cpp b/driver/driver.hip.cpp
index 6777c86370..e37b0a8d3c 100644
--- a/driver/driver.hip.cpp
+++ b/driver/driver.hip.cpp
@@ -421,7 +421,7 @@ int main(int argc, char* argv[])
 
     constexpr index_t HPad = 0;
     constexpr index_t WPad = 0;
-#elif 0
+#elif 1
     // 3x3, 56x56
     constexpr index_t N  = 64;
     constexpr index_t C  = 64;
@@ -430,6 +430,9 @@ int main(int argc, char* argv[])
     constexpr index_t K  = 64;
     constexpr index_t Y  = 3;
     constexpr index_t X  = 3;
+
+    constexpr index_t HPad = 0;
+    constexpr index_t WPad = 0;
 #elif 0
     // 3x3, 58x58
     constexpr index_t N  = 64;