# Microsoft.VisualBasic.Devices

``` diff
 namespace Microsoft.VisualBasic.Devices {
     public class ComputerInfo {
+        public ulong AvailablePhysicalMemory { get; }
+        public ulong AvailableVirtualMemory { get; }
+        public ulong TotalPhysicalMemory { get; }
+        public ulong TotalVirtualMemory { get; }
     }
 }
```

