diff --git a/rtl/i386/cpu.pp b/rtl/i386/cpu.pp
index 590c651234..3099903172 100644
--- a/rtl/i386/cpu.pp
+++ b/rtl/i386/cpu.pp
@@ -43,6 +43,8 @@ unit cpu;
     function AVX512CDSupport: boolean;inline;    
     function AVX512BWSupport: boolean;inline;    
     function AVX512VLSupport: boolean;inline;    
+    function AVX512VNNISupport: boolean;inline;
+    function AVX512BITALGSupport: boolean;inline;
     function RDSEEDSupport: boolean;inline;
     function ADXSupport: boolean;inline;
     function SHASupport: boolean;inline;    
@@ -78,6 +80,8 @@ unit cpu;
       _AVX512CDSupport,
       _AVX512BWSupport,
       _AVX512VLSupport,
+      _AVX512VNNISupport,
+      _AVX512BITALGSupport,
       _RDSEEDSupport,
       _ADXSupport,
       _SHASupport,
@@ -261,6 +265,8 @@ unit cpu;
                   _AVX512ERSupport:=(_ebx and $8000000)<>0;
                   _AVX512CDSupport:=(_ebx and $10000000)<>0;
                   _AVX512BWSupport:=(_ebx and $40000000)<>0;
+                  _AVX512VNNISupport:=(_ecx and $00000800)<>0;
+                  _AVX512BITALGSupport:=(_ecx and $00001000)<>0;
                   _SHASupport:=(_ebx and $20000000)<>0;
                   _AVX512VLSupport:=(_ebx and $80000000)<>0;
                   _BMI1Support:=(_ebx and $8)<>0;
@@ -345,6 +351,18 @@ unit cpu;
       end;
 
 
+    function AVX512VNNISupport: boolean;inline;    
+      begin
+        result:=_AVX512VNNISupport;
+      end;
+
+
+    function AVX512BITALGSupport: boolean;inline;    
+      begin
+        result:=_AVX512BITALGSupport;
+      end;
+
+
     function RDSEEDSupport: boolean;inline;
       begin
         result:=_RDSEEDSupport;
diff --git a/rtl/x86_64/cpu.pp b/rtl/x86_64/cpu.pp
index a4446c2ef1..70e5416f35 100644
--- a/rtl/x86_64/cpu.pp
+++ b/rtl/x86_64/cpu.pp
@@ -40,6 +40,8 @@ unit cpu;
     function AVX512CDSupport: boolean;inline;    
     function AVX512BWSupport: boolean;inline;    
     function AVX512VLSupport: boolean;inline;
+    function AVX512VNNISupport: boolean;inline;
+    function AVX512BITALGSupport: boolean;inline;
     function RDSEEDSupport: boolean;inline;
     function ADXSupport: boolean;inline;
     function SHASupport: boolean;inline;    
@@ -77,6 +79,8 @@ unit cpu;
       _AVX512CDSupport,
       _AVX512BWSupport,
       _AVX512VLSupport,
+      _AVX512VNNISupport,
+      _AVX512BITALGSupport,
       _RDSEEDSupport,
       _ADXSupport,
       _SHASupport,
@@ -237,6 +241,8 @@ unit cpu;
             _SHASupport:=(_ebx and $20000000)<>0;
             _AVX512BWSupport:=(_ebx and $40000000)<>0;
             _AVX512VLSupport:=(_ebx and $80000000)<>0;
+            _AVX512VNNISupport:=(_ecx and $00000800)<>0;
+            _AVX512BITALGSupport:=(_ecx and $00001000)<>0;
             _BMI1Support:=(_ebx and $8)<>0;
             _BMI2Support:=(_ebx and $100)<>0;
             _RTMSupport:=(_ebx and $800)<>0;
@@ -316,6 +322,18 @@ unit cpu;
       end;
 
 
+    function AVX512VNNISupport: boolean;inline;    
+      begin
+        result:=_AVX512VNNISupport;
+      end;
+
+
+    function AVX512BITALGSupport: boolean;inline;    
+      begin
+        result:=_AVX512BITALGSupport;
+      end;
+
+
     function RDSEEDSupport: boolean;inline;
       begin
         result:=_RDSEEDSupport;
diff --git a/tests/test/units/cpu/tcpu1.pp b/tests/test/units/cpu/tcpu1.pp
index 600e37a852..88877bebfc 100644
--- a/tests/test/units/cpu/tcpu1.pp
+++ b/tests/test/units/cpu/tcpu1.pp
@@ -24,7 +24,7 @@ begin
     end
   else
     writeln('no');
-  write('AVXF512 support: ');
+  write('AVX512F support: ');
   if AVX512FSupport then
     begin
       writeln('yes');
@@ -35,6 +35,28 @@ begin
     end
   else
     writeln('no');
+  write('AVX512VNNI support: ');
+  if AVX512VNNISupport then
+    begin
+      writeln('yes');
+      asm
+       // vpxor %ymm0,%ymm0,%ymm0
+       // vaddpd %zmm0,%zmm0,%zmm0
+      end;
+    end
+  else
+    writeln('no');
+  write('AVX512BITALG support: ');
+  if AVX512BITALGSupport then
+    begin
+      writeln('yes');
+      asm
+        //vpxor %ymm0,%ymm0,%ymm0
+        //vaddpd %zmm0,%zmm0,%zmm0
+      end;
+    end
+  else
+    writeln('no');
   write('FMA support: ');
   if FMASupport then
     begin