Update ipu_config.json

ipu_config.json

@@ -6,7 +6,7 @@
     "gradient_accumulation_steps": 16,
     "executable_cache_dir": "./exe_cache",                                                                                       
 
-    "layers_per_ipu": [4, 4],
-    "matmul_proportion": 0.6,
-    "projection_serialization_factor": 4
+    "layers_per_ipu": [1, 2, 3, 3, 3, 0, 6, 6],
+    "matmul_proportion": [0.6, 0.6, 0.2, 0.2, 0.2, 0.6, 0.2, 0.2],
+    "serialized_projection_splits_per_ipu": [0, 0, 0, 0, 0, 4, 0, 0]
 }