如何以编程方式确定我的机器是x86,x64还是IA64?

有帮助吗?

解决方案

在Windows系统上,您可以获取环境变量PROCESSOR_ARCHITECTURE。这是一篇MSDN文章,解释了可以返回的值。

PROCESSOR_ARCHITECTURE=AMD64
PROCESSOR_ARCHITECTURE=IA64
PROCESSOR_ARCHITECTURE=x86

其他提示

VBScript,检查PROCESSOR_ARCHITECTURE环境变量:

Set oShell = CreateObject("WScript.Shell")
Set oEnv = oShell.Environment("System")
Select Case LCase(oEnv("PROCESSOR_ARCHITECTURE"))
  Case "x86"
    ' x86
  Case "amd64"
    ' amd64
  Case "ia64"
    ' ia64
  Case Else
    ' other
End Select

VBScript,使用WMI:

Const PROCESSOR_ARCHITECTURE_X86  = 0
Const PROCESSOR_ARCHITECTURE_IA64 = 6
Const PROCESSOR_ARCHITECTURE_X64  = 9

strComputer = "."

Set oWMIService = GetObject("winmgmts:" & _
    "{impersonationLevel=impersonate}!\\" & strComputer & "\root\cimv2")

Set colProcessors = oWMIService.ExecQuery("SELECT * FROM Win32_Processor")

For Each oProcessor In colProcessors
  Select Case oProcessor.Architecture
    Case PROCESSOR_ARCHITECTURE_X86
      ' x86
    Case PROCESSOR_ARCHITECTURE_X64
      ' x64
    Case PROCESSOR_ARCHITECTURE_IA64
      ' ia64
    Case Else
      ' other
  End Select
Next

在C#中:

using System;
using Microsoft.Win32;

  class Class1
  {
    static void Main(string[] args)
    {
      RegistryKey RegKey = Registry.LocalMachine;
      RegKey = RegKey.OpenSubKey("HARDWARE\\DESCRIPTION\\System\\CentralProcessor\\0");
      Object cpuSpeed = RegKey.GetValue("~MHz");
      Object cpuType  = RegKey.GetValue("VendorIdentifier");
      Console.WriteLine("You have a {0} running at {1} MHz.",cpuType,cpuSpeed);
    }
  }

cat / proc / cpuinfo

通常比底层处理器更重要的是操作系统运行的模式,添加到主机上安装的处理器。

检查“uname -p”的输出。 (或uname(2))

英特尔采用AMD的64位指令扩展,因此值为“x86_64”。意味着您运行的是Intel或AMD 64位处理器,否则您将运行常规x86 ISA。

cpu-z是你想要的程序,它会告诉你你拥有哪个处理器以及它支持的扩展程序

在Java中你不应该知道。 ;)

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