diff --git a/build/phone-hdpi-512-dalvik-heap.mk b/build/phone-hdpi-512-dalvik-heap.mk
new file mode 100644
index 0000000..16e0505
--- /dev/null
+++ b/build/phone-hdpi-512-dalvik-heap.mk
@@ -0,0 +1,23 @@
+#
+# Copyright (C) 2010 The Android Open Source Project
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+# Provides overrides to configure the Dalvik heap for a standard high density
+# phone with around 512MB total RAM.
+
+PRODUCT_PROPERTY_OVERRIDES += \
+    dalvik.vm.heapstartsize=5m \
+    dalvik.vm.heapgrowthlimit=48m \
+    dalvik.vm.heapsize=128m
diff --git a/build/phone-hdpi-dalvik-heap.mk b/build/phone-hdpi-dalvik-heap.mk
new file mode 100644
index 0000000..ab33b96
--- /dev/null
+++ b/build/phone-hdpi-dalvik-heap.mk
@@ -0,0 +1,21 @@
+#
+# Copyright (C) 2010 The Android Open Source Project
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+# Provides overrides to configure the Dalvik heap for a standard high density phone.
+
+PRODUCT_PROPERTY_OVERRIDES += \
+    dalvik.vm.heapstartsize=5m \
+    dalvik.vm.heapsize=32m
diff --git a/build/phone-xhdpi-1024-dalvik-heap.mk b/build/phone-xhdpi-1024-dalvik-heap.mk
new file mode 100644
index 0000000..f76535a
--- /dev/null
+++ b/build/phone-xhdpi-1024-dalvik-heap.mk
@@ -0,0 +1,22 @@
+#
+# Copyright (C) 2011 The Android Open Source Project
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+# Provides overrides to configure the Dalvik heap for a standard tablet device.
+
+PRODUCT_PROPERTY_OVERRIDES += \
+    dalvik.vm.heapstartsize=8m \
+    dalvik.vm.heapgrowthlimit=64m \
+    dalvik.vm.heapsize=256m
diff --git a/build/tablet-dalvik-heap.mk b/build/tablet-dalvik-heap.mk
new file mode 100644
index 0000000..826a380
--- /dev/null
+++ b/build/tablet-dalvik-heap.mk
@@ -0,0 +1,22 @@
+#
+# Copyright (C) 2010 The Android Open Source Project
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+# Provides overrides to configure the Dalvik heap for a standard tablet device.
+
+PRODUCT_PROPERTY_OVERRIDES += \
+    dalvik.vm.heapstartsize=5m \
+    dalvik.vm.heapgrowthlimit=48m \
+    dalvik.vm.heapsize=256m