diff --git a/misc/config_tools/data/cfl-k700-i7/hybrid_rt.xml b/misc/config_tools/data/cfl-k700-i7/hybrid_rt.xml
index a9116549a..33796090d 100644
--- a/misc/config_tools/data/cfl-k700-i7/hybrid_rt.xml
+++ b/misc/config_tools/data/cfl-k700-i7/hybrid_rt.xml
@@ -34,7 +34,6 @@
     </FEATURES>
     <MEMORY>
       <STACK_SIZE>0x2000</STACK_SIZE>
-      <LOW_RAM_SIZE>0x00010000</LOW_RAM_SIZE>
       <PLATFORM_RAM_SIZE>0x800000000</PLATFORM_RAM_SIZE>
     </MEMORY>
     <CAPACITIES>
@@ -260,4 +259,4 @@
     </communication_vuart>
     <PTM>n</PTM>
   </vm>
-</acrn-config>
\ No newline at end of file
+</acrn-config>
diff --git a/misc/config_tools/data/cfl-k700-i7/shared.xml b/misc/config_tools/data/cfl-k700-i7/shared.xml
index 223ff9ceb..93dd813bc 100644
--- a/misc/config_tools/data/cfl-k700-i7/shared.xml
+++ b/misc/config_tools/data/cfl-k700-i7/shared.xml
@@ -34,7 +34,6 @@
     </FEATURES>
     <MEMORY>
       <STACK_SIZE>0x2000</STACK_SIZE>
-      <LOW_RAM_SIZE>0x00010000</LOW_RAM_SIZE>
       <PLATFORM_RAM_SIZE>0x800000000</PLATFORM_RAM_SIZE>
     </MEMORY>
     <CAPACITIES>
@@ -343,4 +342,4 @@
     </communication_vuart>
     <PTM>n</PTM>
   </vm>
-</acrn-config>
\ No newline at end of file
+</acrn-config>
diff --git a/misc/config_tools/data/generic_board/generic_code/hybrid/generic_board.config b/misc/config_tools/data/generic_board/generic_code/hybrid/generic_board.config
index d7804c4a6..345fc9af2 100644
--- a/misc/config_tools/data/generic_board/generic_code/hybrid/generic_board.config
+++ b/misc/config_tools/data/generic_board/generic_code/hybrid/generic_board.config
@@ -3,7 +3,6 @@
 CONFIG_BOARD="generic_board"
 CONFIG_HV_RAM_START=0x00400000
 CONFIG_PLATFORM_RAM_SIZE=0x400000000
-CONFIG_LOW_RAM_SIZE=0x00010000
 CONFIG_STACK_SIZE=0x2000
 CONFIG_IVSHMEM_ENABLED=n
 CONFIG_GPU_SBDF=0x00000010
diff --git a/misc/config_tools/data/generic_board/generic_code/partitioned/generic_board.config b/misc/config_tools/data/generic_board/generic_code/partitioned/generic_board.config
index 813e328bb..91e866e5d 100644
--- a/misc/config_tools/data/generic_board/generic_code/partitioned/generic_board.config
+++ b/misc/config_tools/data/generic_board/generic_code/partitioned/generic_board.config
@@ -3,7 +3,6 @@
 CONFIG_BOARD="generic_board"
 CONFIG_HV_RAM_START=0x00400000
 CONFIG_PLATFORM_RAM_SIZE=0x400000000
-CONFIG_LOW_RAM_SIZE=0x00010000
 CONFIG_STACK_SIZE=0x2000
 CONFIG_IVSHMEM_ENABLED=n
 CONFIG_GPU_SBDF=0x00000010
diff --git a/misc/config_tools/data/generic_board/generic_code/shared/generic_board.config b/misc/config_tools/data/generic_board/generic_code/shared/generic_board.config
index d7804c4a6..345fc9af2 100644
--- a/misc/config_tools/data/generic_board/generic_code/shared/generic_board.config
+++ b/misc/config_tools/data/generic_board/generic_code/shared/generic_board.config
@@ -3,7 +3,6 @@
 CONFIG_BOARD="generic_board"
 CONFIG_HV_RAM_START=0x00400000
 CONFIG_PLATFORM_RAM_SIZE=0x400000000
-CONFIG_LOW_RAM_SIZE=0x00010000
 CONFIG_STACK_SIZE=0x2000
 CONFIG_IVSHMEM_ENABLED=n
 CONFIG_GPU_SBDF=0x00000010
diff --git a/misc/config_tools/data/generic_board/hybrid.xml b/misc/config_tools/data/generic_board/hybrid.xml
index 5b6c0d19f..0ee230630 100644
--- a/misc/config_tools/data/generic_board/hybrid.xml
+++ b/misc/config_tools/data/generic_board/hybrid.xml
@@ -42,7 +42,6 @@
     </FEATURES>
     <MEMORY>
       <STACK_SIZE>0x2000</STACK_SIZE>
-      <LOW_RAM_SIZE>0x00010000</LOW_RAM_SIZE>
       <PLATFORM_RAM_SIZE>0x400000000</PLATFORM_RAM_SIZE>
     </MEMORY>
     <CAPACITIES>
diff --git a/misc/config_tools/data/generic_board/hybrid_rt.xml b/misc/config_tools/data/generic_board/hybrid_rt.xml
index 753aa0434..80cf09e01 100644
--- a/misc/config_tools/data/generic_board/hybrid_rt.xml
+++ b/misc/config_tools/data/generic_board/hybrid_rt.xml
@@ -47,7 +47,6 @@
     </FEATURES>
     <MEMORY>
       <STACK_SIZE>0x2000</STACK_SIZE>
-      <LOW_RAM_SIZE>0x00010000</LOW_RAM_SIZE>
       <PLATFORM_RAM_SIZE>0x400000000</PLATFORM_RAM_SIZE>
     </MEMORY>
     <CAPACITIES>
diff --git a/misc/config_tools/data/generic_board/partitioned.xml b/misc/config_tools/data/generic_board/partitioned.xml
index 7521d71b1..ab44878a3 100644
--- a/misc/config_tools/data/generic_board/partitioned.xml
+++ b/misc/config_tools/data/generic_board/partitioned.xml
@@ -42,7 +42,6 @@
     </FEATURES>
     <MEMORY>
       <STACK_SIZE>0x2000</STACK_SIZE>
-      <LOW_RAM_SIZE>0x00010000</LOW_RAM_SIZE>
       <PLATFORM_RAM_SIZE>0x400000000</PLATFORM_RAM_SIZE>
     </MEMORY>
     <CAPACITIES>
diff --git a/misc/config_tools/data/generic_board/shared.xml b/misc/config_tools/data/generic_board/shared.xml
index 57e8edd29..e8d0d7085 100644
--- a/misc/config_tools/data/generic_board/shared.xml
+++ b/misc/config_tools/data/generic_board/shared.xml
@@ -42,7 +42,6 @@
     </FEATURES>
     <MEMORY>
       <STACK_SIZE>0x2000</STACK_SIZE>
-      <LOW_RAM_SIZE>0x00010000</LOW_RAM_SIZE>
       <PLATFORM_RAM_SIZE>0x400000000</PLATFORM_RAM_SIZE>
     </MEMORY>
     <CAPACITIES>
diff --git a/misc/config_tools/data/nuc11tnbi5/hybrid.xml b/misc/config_tools/data/nuc11tnbi5/hybrid.xml
index 2d78d2f1d..59b769d03 100644
--- a/misc/config_tools/data/nuc11tnbi5/hybrid.xml
+++ b/misc/config_tools/data/nuc11tnbi5/hybrid.xml
@@ -42,7 +42,6 @@
     </FEATURES>
     <MEMORY>
       <STACK_SIZE>0x2000</STACK_SIZE>
-      <LOW_RAM_SIZE>0x00010000</LOW_RAM_SIZE>
       <PLATFORM_RAM_SIZE>0x400000000</PLATFORM_RAM_SIZE>
     </MEMORY>
     <CAPACITIES>
diff --git a/misc/config_tools/data/nuc11tnbi5/partitioned.xml b/misc/config_tools/data/nuc11tnbi5/partitioned.xml
index 8bd194a9b..8f27884a8 100644
--- a/misc/config_tools/data/nuc11tnbi5/partitioned.xml
+++ b/misc/config_tools/data/nuc11tnbi5/partitioned.xml
@@ -42,7 +42,6 @@
     </FEATURES>
     <MEMORY>
       <STACK_SIZE>0x2000</STACK_SIZE>
-      <LOW_RAM_SIZE>0x00010000</LOW_RAM_SIZE>
       <PLATFORM_RAM_SIZE>0x400000000</PLATFORM_RAM_SIZE>
     </MEMORY>
     <CAPACITIES>
diff --git a/misc/config_tools/data/nuc11tnbi5/shared.xml b/misc/config_tools/data/nuc11tnbi5/shared.xml
index 4d6bf75ae..ca1aad25b 100644
--- a/misc/config_tools/data/nuc11tnbi5/shared.xml
+++ b/misc/config_tools/data/nuc11tnbi5/shared.xml
@@ -42,7 +42,6 @@
     </FEATURES>
     <MEMORY>
       <STACK_SIZE>0x2000</STACK_SIZE>
-      <LOW_RAM_SIZE>0x00010000</LOW_RAM_SIZE>
       <PLATFORM_RAM_SIZE>0x400000000</PLATFORM_RAM_SIZE>
     </MEMORY>
     <CAPACITIES>
diff --git a/misc/config_tools/data/qemu/sdc.xml b/misc/config_tools/data/qemu/sdc.xml
index bb9562470..ef269c2b7 100644
--- a/misc/config_tools/data/qemu/sdc.xml
+++ b/misc/config_tools/data/qemu/sdc.xml
@@ -35,7 +35,6 @@
     <MEMORY>
       <STACK_SIZE>0x2000</STACK_SIZE>
       <HV_RAM_START>0x11000000</HV_RAM_START>
-      <LOW_RAM_SIZE>0x00010000</LOW_RAM_SIZE>
       <PLATFORM_RAM_SIZE>0x100000000</PLATFORM_RAM_SIZE>
     </MEMORY>
     <CAPACITIES>
@@ -140,4 +139,4 @@
       <target_uart_id>1</target_uart_id>
     </communication_vuart>
   </vm>
-</acrn-config>
\ No newline at end of file
+</acrn-config>
diff --git a/misc/config_tools/data/whl-ipc-i5/hybrid.xml b/misc/config_tools/data/whl-ipc-i5/hybrid.xml
index 85cab0a42..f545b7c94 100644
--- a/misc/config_tools/data/whl-ipc-i5/hybrid.xml
+++ b/misc/config_tools/data/whl-ipc-i5/hybrid.xml
@@ -34,7 +34,6 @@
     </FEATURES>
     <MEMORY>
       <STACK_SIZE>0x2000</STACK_SIZE>
-      <LOW_RAM_SIZE>0x00010000</LOW_RAM_SIZE>
       <PLATFORM_RAM_SIZE>0x400000000</PLATFORM_RAM_SIZE>
     </MEMORY>
     <CAPACITIES>
@@ -203,4 +202,4 @@
     </communication_vuart>
     <PTM>n</PTM>
   </vm>
-</acrn-config>
\ No newline at end of file
+</acrn-config>
diff --git a/misc/config_tools/data/whl-ipc-i5/hybrid_rt.xml b/misc/config_tools/data/whl-ipc-i5/hybrid_rt.xml
index 146877279..ab19bf2ae 100644
--- a/misc/config_tools/data/whl-ipc-i5/hybrid_rt.xml
+++ b/misc/config_tools/data/whl-ipc-i5/hybrid_rt.xml
@@ -34,7 +34,6 @@
     </FEATURES>
     <MEMORY>
       <STACK_SIZE>0x2000</STACK_SIZE>
-      <LOW_RAM_SIZE>0x00010000</LOW_RAM_SIZE>
       <PLATFORM_RAM_SIZE>0x400000000</PLATFORM_RAM_SIZE>
     </MEMORY>
     <CAPACITIES>
@@ -248,4 +247,4 @@
     </communication_vuart>
     <PTM>n</PTM>
   </vm>
-</acrn-config>
\ No newline at end of file
+</acrn-config>
diff --git a/misc/config_tools/data/whl-ipc-i5/partitioned.xml b/misc/config_tools/data/whl-ipc-i5/partitioned.xml
index db5ec8ec0..1d1921ea9 100644
--- a/misc/config_tools/data/whl-ipc-i5/partitioned.xml
+++ b/misc/config_tools/data/whl-ipc-i5/partitioned.xml
@@ -34,7 +34,6 @@
     </FEATURES>
     <MEMORY>
       <STACK_SIZE>0x2000</STACK_SIZE>
-      <LOW_RAM_SIZE>0x00010000</LOW_RAM_SIZE>
       <PLATFORM_RAM_SIZE>0x400000000</PLATFORM_RAM_SIZE>
     </MEMORY>
     <CAPACITIES>
@@ -176,4 +175,4 @@
       <TPM2>n</TPM2>
     </mmio_resources>
   </vm>
-</acrn-config>
\ No newline at end of file
+</acrn-config>
diff --git a/misc/config_tools/data/whl-ipc-i5/sdc.xml b/misc/config_tools/data/whl-ipc-i5/sdc.xml
index 314c58b7b..71c6ec485 100644
--- a/misc/config_tools/data/whl-ipc-i5/sdc.xml
+++ b/misc/config_tools/data/whl-ipc-i5/sdc.xml
@@ -34,7 +34,6 @@
     </FEATURES>
     <MEMORY>
       <STACK_SIZE>0x2000</STACK_SIZE>
-      <LOW_RAM_SIZE>0x00010000</LOW_RAM_SIZE>
       <PLATFORM_RAM_SIZE>0x400000000</PLATFORM_RAM_SIZE>
     </MEMORY>
     <CAPACITIES>
@@ -142,4 +141,4 @@
     </communication_vuart>
     <PTM>n</PTM>
   </vm>
-</acrn-config>
\ No newline at end of file
+</acrn-config>
diff --git a/misc/config_tools/data/whl-ipc-i5/shared.xml b/misc/config_tools/data/whl-ipc-i5/shared.xml
index b0305fcb9..3cd3c1b89 100644
--- a/misc/config_tools/data/whl-ipc-i5/shared.xml
+++ b/misc/config_tools/data/whl-ipc-i5/shared.xml
@@ -34,7 +34,6 @@
     </FEATURES>
     <MEMORY>
       <STACK_SIZE>0x2000</STACK_SIZE>
-      <LOW_RAM_SIZE>0x00010000</LOW_RAM_SIZE>
       <PLATFORM_RAM_SIZE>0x400000000</PLATFORM_RAM_SIZE>
     </MEMORY>
     <CAPACITIES>
@@ -342,4 +341,4 @@
     </communication_vuart>
     <PTM>n</PTM>
   </vm>
-</acrn-config>
\ No newline at end of file
+</acrn-config>
diff --git a/misc/config_tools/hv_config/board_defconfig.py b/misc/config_tools/hv_config/board_defconfig.py
index a0f43a48a..f4200e5ae 100644
--- a/misc/config_tools/hv_config/board_defconfig.py
+++ b/misc/config_tools/hv_config/board_defconfig.py
@@ -109,7 +109,6 @@ def get_memory(hv_info, config):
         print("CONFIG_HV_RAM_START={}".format(hv_info.mem.hv_ram_start), file=config)
 
     print("CONFIG_PLATFORM_RAM_SIZE={}".format(hv_info.mem.platform_ram_size), file=config)
-    print("CONFIG_LOW_RAM_SIZE={}".format(hv_info.mem.low_ram_size), file=config)
     print("CONFIG_STACK_SIZE={}".format(hv_info.mem.stack_size), file=config)
     print("CONFIG_IVSHMEM_ENABLED={}".format(hv_info.mem.ivshmem_enable), file=config)
 
diff --git a/misc/config_tools/hv_config/hv_item.py b/misc/config_tools/hv_config/hv_item.py
index 1cb2b4b19..59ba18243 100644
--- a/misc/config_tools/hv_config/hv_item.py
+++ b/misc/config_tools/hv_config/hv_item.py
@@ -148,7 +148,6 @@ class Memory:
     def __init__(self, hv_file):
         self.hv_file = hv_file
         self.stack_size = 0
-        self.low_ram_size = 0
         self.hv_ram_start = 0
         self.platform_ram_size = 0
         self.sos_ram_size = 0
@@ -158,7 +157,6 @@ class Memory:
 
     def get_info(self):
         self.stack_size = common.get_hv_item_tag(self.hv_file, "MEMORY", "STACK_SIZE")
-        self.low_ram_size = common.get_hv_item_tag(self.hv_file, "MEMORY", "LOW_RAM_SIZE")
         self.hv_ram_start = common.get_hv_item_tag(self.hv_file, "MEMORY", "HV_RAM_START")
         self.platform_ram_size = common.get_hv_item_tag(self.hv_file, "MEMORY", "PLATFORM_RAM_SIZE")
         self.ivshmem_enable = common.get_hv_item_tag(self.hv_file, "FEATURES", "IVSHMEM", "IVSHMEM_ENABLED")
@@ -166,7 +164,6 @@ class Memory:
 
     def check_item(self):
         hv_cfg_lib.hv_size_check(self.stack_size, "MEMORY", "STACK_SIZE")
-        hv_cfg_lib.hv_size_check(self.low_ram_size, "MEMORY", "LOW_RAM_SIZE")
         hv_cfg_lib.hv_ram_start_check(self.hv_ram_start, "MEMORY", "HV_RAM_START")
         hv_cfg_lib.hv_size_check(self.platform_ram_size, "MEMORY", "PLATFORM_RAM_SIZE")
         hv_cfg_lib.ny_support_check(self.ivshmem_enable, "FEATURES", "IVSHMEM", "IVSHMEM_ENABLED")
diff --git a/misc/config_tools/schema/config.xsd b/misc/config_tools/schema/config.xsd
index 710db5118..6cae7d0ee 100644
--- a/misc/config_tools/schema/config.xsd
+++ b/misc/config_tools/schema/config.xsd
@@ -201,12 +201,6 @@ three for specific exceptions.</xs:documentation>
 the RAM region used by the hypervisor.</xs:documentation>
       </xs:annotation>
     </xs:element>
-    <xs:element name="LOW_RAM_SIZE" type="HexFormat" default="0x00010000">
-      <xs:annotation>
-        <xs:documentation>Size of the low RAM region below address
-``0x10000``, starting from address ``0x0``.</xs:documentation>
-      </xs:annotation>
-    </xs:element>
     <xs:element name="PLATFORM_RAM_SIZE" type="HexFormat" default="0x400000000">
       <xs:annotation>
         <xs:documentation>Size of the physical platform RAM. Default
diff --git a/misc/config_tools/xforms/config_common.xsl b/misc/config_tools/xforms/config_common.xsl
index 2f49413b0..92c4fa357 100644
--- a/misc/config_tools/xforms/config_common.xsl
+++ b/misc/config_tools/xforms/config_common.xsl
@@ -149,10 +149,6 @@
       <xsl:with-param name="key" select="'PLATFORM_RAM_SIZE'" />
     </xsl:call-template>
 
-    <xsl:call-template name="integer-by-key">
-      <xsl:with-param name="key" select="'LOW_RAM_SIZE'" />
-    </xsl:call-template>
-
     <xsl:call-template name="integer-by-key">
       <xsl:with-param name="key" select="'STACK_SIZE'" />
     </xsl:call-template>