diff --git a/python/akg/ops/nn/matmul.py b/python/akg/ops/nn/matmul.py
index 4830cd51747067e01943a0ecea61df40c2d1b854..7e5cfd977efca7b4baa3ea49692247464996eee8 100644
--- a/python/akg/ops/nn/matmul.py
+++ b/python/akg/ops/nn/matmul.py
@@ -72,6 +72,11 @@ matmul_set_dim_map = {
      str(((64, 512, 16, 16), (64, 64, 16, 16), 0, "zN", "zN", "zN", False, True, "float16", "float16")) : ([(16,8),(8,8),(16,16),(16,16),(64,8)], {"bypass" : 1}),
      # (8192, 4096), (1024, 4096)
      str(((256, 512, 16, 16), (256, 64, 16, 16), 0, "zN", "zN", "zN", False, True, "float16", "float16")) : ([(8,8),(32,32),(16,16),(16,16),(1,1)], {"bypass" : 0}),
+     # (16, 16, 512, 512), (16, 16, 512, 64)
+     str(((16, 16, 32, 32, 16, 16), (16, 16, 4, 32, 16, 16), 0, "zN", "zN", "zN", False, False, "float16", "float16")) : ([(1,1),(1,1),(4,4),(16,16),(16,16),(16,16),(16,4)], {"bypass" : 0}),
+     str(((16, 16, 32, 32, 16, 16), (16, 16, 4, 32, 16, 16), 0, "zN", "zN", "zN", True, False, "float16", "float16")) : ([(1,1),(1,1),(4,4),(16,16),(16,16),(16,16),(16,4)], {"bypass" : 0}),
+     # (16, 16, 512, 64), (16, 16, 512, 64)
+     str(((16, 16, 4, 32, 16, 16), (16, 16, 4, 32, 16, 16), 0, "zN", "zN", "zN", False, True, "float16", "float16")) : ([(1,1),(1,1),(32,4),(32,32),(16,16),(16,16),(4,4)], {"bypass" : 0}),
 }