diff --git a/paddle/cinn/ir/group_schedule/config/group_tile_config.cc b/paddle/cinn/ir/group_schedule/config/group_tile_config.cc
index cf70a8c933174a..d02f4ef0c2e746 100644
--- a/paddle/cinn/ir/group_schedule/config/group_tile_config.cc
+++ b/paddle/cinn/ir/group_schedule/config/group_tile_config.cc
@@ -96,7 +96,7 @@ BuildPureStaticShapeConfig(
     ScheduleConfig::TileConfig tile_config{
         /* warp_num = */ warp_num,
         /* tree_reduce_num = */ 1,
-        /* spatial_inner_num = */ 1,
+        /* spatial_inner_num = */ 4,
         /* reduce_method = */ NoneReduceMethod()};
     return {{bucket_info, tile_config}};
   } else if (base_info->reduce_numel <= 256) {
@@ -227,7 +227,7 @@ BuildStaticReduceConfig(
     ScheduleConfig::TileConfig tile_config__1024_1M{
         /* warp_num = */ 32,
         /* tree_reduce_num = */ 1,
-        /* spatial_inner_num = */ 1,
+        /* spatial_inner_num = */ 4,
         /* reduce_method = */ NoneReduceMethod()};
     BucketInfo bucket_info__1M_INF{/* sp_lower_bound = */ 1024 * 1024,
                                    /* sp_upper_bound = */ kMaxNumel,
@@ -236,7 +236,7 @@ BuildStaticReduceConfig(
     ScheduleConfig::TileConfig tile_config__1M_INF{
         /* warp_num = */ 32,
         /* tree_reduce_num = */ 1,
-        /* spatial_inner_num = */ 16,
+        /* spatial_inner_num = */ 4,
         /* reduce_method = */ NoneReduceMethod()};
     return {{bucket_info__1_1023, tile_config__1_1023},
             {bucket_info__1024_1M, tile_config__1024_1M},