【C#】获取电脑CPU、内存、屏幕、磁盘等信息

通过WMI类来获取电脑各种信息，参考文章：WMI_04_常见的WMI类的属性_wmi scsilogicalunit_fantongl的博客-CSDN博客

自己整理了获取电脑CPU、内存、屏幕、磁盘等信息的代码

 #region 系统信息/// <summary>/// 电脑信息/// </summary>public partial class ComputerInfo{/// <summary>/// 系统版本/// <para>示例：Windows 10 Enterprise</para>/// </summary>public static string OSProductName { get; } = (string)Registry.GetValue("HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion", "ProductName", 0);/// <summary>/// 操作系统版本/// <para>示例：Microsoft Windows 10.0.18363</para>/// </summary>public static string OSDescription { get; } = System.Runtime.InteropServices.RuntimeInformation.OSDescription;/// <summary>/// 操作系统架构（<see cref="Architecture">）/// <para>示例：X64</para>/// </summary>public static string OSArchitecture { get; } = System.Runtime.InteropServices.RuntimeInformation.OSArchitecture.ToString();/// <summary>/// 获取系统信息/// </summary>/// <returns></returns>public static SystemInfo GetSystemInfo(){SystemInfo systemInfo = new SystemInfo();var osProductName = OSProductName.Trim().Replace(" ", "_");var osVersionNames = Enum.GetNames(typeof(OSVersion)).ToList();for (int i = 0; i < osVersionNames.Count; i++){var osVersionName = osVersionNames[i];if (osProductName.Contains(osVersionName)){systemInfo.OSVersion = (OSVersion)Enum.Parse(typeof(OSVersion), osVersionName);systemInfo.WindowsVersion = osProductName.Replace(osVersionName, "").Replace("_", " ");}}systemInfo.WindowsVersionNo = OSDescription;systemInfo.Architecture = OSArchitecture;return systemInfo;}}/// <summary>/// 系统信息/// </summary>public class SystemInfo{/// <summary>/// 系统版本。如:Windows 10/// </summary>public string WindowsVersion { get; set; }/// <summary>/// 系统版本。如：专业版/// </summary>public OSVersion OSVersion { get; set; }/// <summary>/// Windows版本号。如：Microsoft Windows 10.0.18363/// </summary>public string WindowsVersionNo { get; set; }/// <summary>/// 操作系统架构。如：X64/// </summary>public string Architecture { get; set; }}/// <summary>/// 系统客户版本/// </summary>public enum OSVersion{/// <summary>/// 家庭版/// </summary>Home,/// <summary>/// 专业版，以家庭版为基础/// </summary>Pro,Professional,/// <summary>/// 企业版，以专业版为基础/// </summary>Enterprise,/// <summary>/// 教育版，以企业版为基础/// </summary>Education,/// <summary>/// 移动版/// </summary>Mobile,/// <summary>/// 企业移动版，以移动版为基础/// </summary>Mobile_Enterprise,/// <summary>/// 物联网版/// </summary>IoT_Core,/// <summary>/// 专业工作站版，以专业版为基础/// </summary>Pro_for_Workstations}#endregion#region CPU信息public partial class ComputerInfo{/// <summary>/// CPU信息/// </summary>/// <returns></returns>public static CPUInfo GetCPUInfo(){var cpuInfo = new CPUInfo();var cpuInfoType = cpuInfo.GetType();var cpuInfoFields = cpuInfoType.GetProperties().ToList();var moc = new ManagementClass("Win32_Processor").GetInstances();foreach (var mo in moc){foreach (var item in mo.Properties){if (cpuInfoFields.Exists(f => f.Name == item.Name)){var p = cpuInfoType.GetProperty(item.Name);p.SetValue(cpuInfo, item.Value);}}}return cpuInfo;}}/// <summary>/// CPU信息/// </summary>public class CPUInfo{/// <summary>/// 操作系统类型，32或64/// </summary>public uint AddressWidth { get; set; }/// <summary>/// 处理器的名称。如：Intel(R) Core(TM) i3-8100 CPU @ 3.60GHz/// </summary>public string Name { get; set; }/// <summary>/// 处理器的当前实例的数目。如：4。4核/// </summary>public uint NumberOfEnabledCore { get; set; }/// <summary>/// 用于处理器的当前实例逻辑处理器的数量。如：4。4线程/// </summary>public uint NumberOfLogicalProcessors { get; set; }/// <summary>/// 系统的名称。计算机名称。如：GREAMBWANG/// </summary>public string SystemName { get; set; }}#endregion#region 内存信息public partial class ComputerInfo{/// <summary>/// 内存信息/// </summary>/// <returns></returns>public static RAMInfo GetRAMInfo(){var ramInfo = new RAMInfo();var totalPhysicalMemory = TotalPhysicalMemory;var memoryAvailable = MemoryAvailable;var conversionValue = 1024.0 * 1024.0 * 1024.0;ramInfo.TotalPhysicalMemoryGBytes = Math.Round((double)(totalPhysicalMemory / conversionValue), 1);ramInfo.MemoryAvailableGBytes = Math.Round((double)(memoryAvailable / conversionValue), 1);ramInfo.UsedMemoryGBytes = Math.Round((double)((totalPhysicalMemory - memoryAvailable) / conversionValue), 1);ramInfo.UsedMemoryRatio = (int)(((totalPhysicalMemory - memoryAvailable) * 100.0) / totalPhysicalMemory);return ramInfo;}/// <summary>/// 总物理内存（B）/// </summary>/// <returns></returns>public static long TotalPhysicalMemory{get{long totalPhysicalMemory = 0;ManagementClass mc = new ManagementClass("Win32_ComputerSystem");ManagementObjectCollection moc = mc.GetInstances();foreach (ManagementObject mo in moc){if (mo["TotalPhysicalMemory"] != null){totalPhysicalMemory = long.Parse(mo["TotalPhysicalMemory"].ToString());}}return totalPhysicalMemory;}}/// <summary>/// 获取可用内存（B）/// </summary>public static long MemoryAvailable{get{long availablebytes = 0;ManagementClass mos = new ManagementClass("Win32_OperatingSystem");foreach (ManagementObject mo in mos.GetInstances()){if (mo["FreePhysicalMemory"] != null){availablebytes = 1024 * long.Parse(mo["FreePhysicalMemory"].ToString());}}return availablebytes;}}}/// <summary>/// 内存信息/// </summary>public class RAMInfo{/// <summary>/// 总物理内存（GB）/// </summary>public double TotalPhysicalMemoryGBytes { get; set; }/// <summary>/// 获取可用内存（GB）/// </summary>public double MemoryAvailableGBytes { get; set; }/// <summary>/// 获取已用内存（GB）/// </summary>public double UsedMemoryGBytes { get; set; }/// <summary>/// 内存使用率/// </summary>public int UsedMemoryRatio { get; set; }}#endregion#region 屏幕信息public partial class ComputerInfo{/// <summary>/// 屏幕信息/// </summary>public static GPUInfo GetGPUInfo(){GPUInfo gPUInfo = new GPUInfo();gPUInfo.CurrentResolution = MonitorHelper.GetResolution();gPUInfo.MaxScreenResolution = GetGPUInfo2();return gPUInfo;}/// <summary>/// 获取最大分辨率/// </summary>/// <returns></returns>private static Size GetMaximumScreenSizePrimary(){var scope = new System.Management.ManagementScope();var q = new System.Management.ObjectQuery("SELECT * FROM CIM_VideoControllerResolution");UInt32 maxHResolution = 0;UInt32 maxVResolution = 0;using (var searcher = new System.Management.ManagementObjectSearcher(scope, q)){var results = searcher.Get();foreach (var item in results){if ((UInt32)item["HorizontalResolution"] > maxHResolution)maxHResolution = (UInt32)item["HorizontalResolution"];if ((UInt32)item["VerticalResolution"] > maxVResolution)maxVResolution = (UInt32)item["VerticalResolution"];}}return new Size((int)maxHResolution, (int)maxVResolution);}/// <summary>/// 获取最大分辨率2/// CurrentHorizontalResolution:1920/// CurrentVerticalResolution:1080/// </summary>/// <returns></returns>public static Size GetGPUInfo2(){var gpu = new StringBuilder();var moc = new ManagementObjectSearcher("select * from Win32_VideoController").Get();var currentHorizontalResolution = 0;var currentVerticalResolution = 0;foreach (var mo in moc){foreach (var item in mo.Properties){if (item.Name == "CurrentHorizontalResolution" && item.Value != null)currentHorizontalResolution = int.Parse((item.Value.ToString()));if (item.Name == "CurrentVerticalResolution" && item.Value != null)currentVerticalResolution = int.Parse((item.Value.ToString()));//gpu.Append($"{item.Name}:{item.Value}\r\n");}}//var res = gpu.ToString();//return res;return new Size(currentHorizontalResolution, currentVerticalResolution);}}public class MonitorHelper{/// <summary>/// 获取DC句柄/// </summary>[DllImport("user32.dll")]static extern IntPtr GetDC(IntPtr hdc);/// <summary>/// 释放DC句柄/// </summary>[DllImport("user32.dll", EntryPoint = "ReleaseDC")]static extern IntPtr ReleaseDC(IntPtr hWnd, IntPtr hdc);/// <summary>/// 获取句柄指定的数据/// </summary>[DllImport("gdi32.dll")]static extern int GetDeviceCaps(IntPtr hdc, int nIndex);/// <summary>/// 获取设置的分辨率（修改缩放，该值不改变）/// {Width = 1920 Height = 1080}/// </summary>/// <returns></returns>public static Size GetResolution(){Size size = new Size();IntPtr hdc = GetDC(IntPtr.Zero);size.Width = GetDeviceCaps(hdc, DeviceCapsType.DESKTOPHORZRES);size.Height = GetDeviceCaps(hdc, DeviceCapsType.DESKTOPVERTRES);ReleaseDC(IntPtr.Zero, hdc);return size;}/// <summary>/// 获取屏幕物理尺寸(mm,mm)/// {Width = 476 Height = 268}/// </summary>/// <returns></returns>public static Size GetScreenSize(){Size size = new Size();IntPtr hdc = GetDC(IntPtr.Zero);size.Width = GetDeviceCaps(hdc, DeviceCapsType.HORZSIZE);size.Height = GetDeviceCaps(hdc, DeviceCapsType.VERTSIZE);ReleaseDC(IntPtr.Zero, hdc);return size;}/// <summary>/// 获取屏幕的尺寸---inch/// 21.5/// </summary>/// <returns></returns>public static float GetScreenInch(){Size size = GetScreenSize();double inch = Math.Round(Math.Sqrt(Math.Pow(size.Width, 2) + Math.Pow(size.Height, 2)) / 25.4, 1);return (float)inch;}}/// <summary>/// GetDeviceCaps 的 nidex值/// </summary>public class DeviceCapsType{public const int DRIVERVERSION = 0;public const int TECHNOLOGY = 2;public const int HORZSIZE = 4;//以毫米为单位的显示宽度public const int VERTSIZE = 6;//以毫米为单位的显示高度public const int HORZRES = 8;public const int VERTRES = 10;public const int BITSPIXEL = 12;public const int PLANES = 14;public const int NUMBRUSHES = 16;public const int NUMPENS = 18;public const int NUMMARKERS = 20;public const int NUMFONTS = 22;public const int NUMCOLORS = 24;public const int PDEVICESIZE = 26;public const int CURVECAPS = 28;public const int LINECAPS = 30;public const int POLYGONALCAPS = 32;public const int TEXTCAPS = 34;public const int CLIPCAPS = 36;public const int RASTERCAPS = 38;public const int ASPECTX = 40;public const int ASPECTY = 42;public const int ASPECTXY = 44;public const int SHADEBLENDCAPS = 45;public const int LOGPIXELSX = 88;//像素/逻辑英寸（水平）public const int LOGPIXELSY = 90; //像素/逻辑英寸（垂直）public const int SIZEPALETTE = 104;public const int NUMRESERVED = 106;public const int COLORRES = 108;public const int PHYSICALWIDTH = 110;public const int PHYSICALHEIGHT = 111;public const int PHYSICALOFFSETX = 112;public const int PHYSICALOFFSETY = 113;public const int SCALINGFACTORX = 114;public const int SCALINGFACTORY = 115;public const int VREFRESH = 116;public const int DESKTOPVERTRES = 117;//垂直分辨率public const int DESKTOPHORZRES = 118;//水平分辨率public const int BLTALIGNMENT = 119;}/// <summary>/// 屏幕信息/// </summary>public class GPUInfo{/// <summary>/// 当前分辨率/// </summary>public Size CurrentResolution { get; set; }/// <summary>/// 最大分辨率/// </summary>public Size MaxScreenResolution { get; set; }}#endregion#region 硬盘信息public partial class ComputerInfo{/// <summary>/// 磁盘信息/// </summary>public static List<DiskInfo> GetDiskInfo(){List<DiskInfo> diskInfos = new List<DiskInfo>();try{var moc = new ManagementClass("Win32_LogicalDisk").GetInstances();foreach (ManagementObject mo in moc){var diskInfo = new DiskInfo();var diskInfoType = diskInfo.GetType();var diskInfoFields = diskInfoType.GetProperties().ToList();foreach (var item in mo.Properties){if (diskInfoFields.Exists(f => f.Name == item.Name)){var p = diskInfoType.GetProperty(item.Name);p.SetValue(diskInfo, item.Value);}}diskInfos.Add(diskInfo);}//B转GBfor (int i = 0; i < diskInfos.Count; i++){diskInfos[i].Size = Math.Round((double)(diskInfos[i].Size / 1024.0 / 1024.0 / 1024.0), 1);diskInfos[i].FreeSpace = Math.Round((double)(diskInfos[i].FreeSpace / 1024.0 / 1024.0 / 1024.0), 1);}}catch (Exception ex){}return diskInfos;}}/// <summary>/// 磁盘信息/// </summary>public class DiskInfo{/// <summary>/// 磁盘ID 如：D:/// </summary>public string DeviceID { get; set; }/// <summary>/// 驱动器类型。3为本地固定磁盘，2为可移动磁盘/// </summary>public uint DriveType { get; set; }/// <summary>/// 磁盘名称。如：系统/// </summary>public string VolumeName { get; set; }/// <summary>/// 描述。如：本地固定磁盘/// </summary>public string Description { get; set; }/// <summary>/// 文件系统。如：NTFS/// </summary>public string FileSystem { get; set; }/// <summary>/// 磁盘容量（GB）/// </summary>public double Size { get; set; }/// <summary>/// 可用空间（GB）/// </summary>public double FreeSpace { get; set; }public override string ToString(){return $"{VolumeName}({DeviceID}), {FreeSpace}GB is available for {Size}GB in total, {FileSystem}, {Description}";}}#endregion

可以获取下面这些信息：

ComputerCheck Info:
System Info:Windows 10 Enterprise, Enterprise, X64, Microsoft Windows 10.0.18363 
CPU Info:Intel(R) Core(TM) i3-8100 CPU @ 3.60GHz, 4 Core 4 Threads
RAM Info:12/15.8GB(75%)
GPU Info:1920*1080 / 1920*1080
Disk Info:系统(C:), 74.2GB is available for 238.1GB in total, NTFS, 本地固定磁盘
软件(D:), 151.9GB is available for 300GB in total, NTFS, 本地固定磁盘
办公(E:), 30.7GB is available for 300GB in total, NTFS, 本地固定磁盘
其它(F:), 256.3GB is available for 331.5GB in total, NTFS, 本地固定磁盘

参考文章：

WMI_04_常见的WMI类的属性_wmi scsilogicalunit_fantongl的博客-CSDN博客

C#获取计算机物理内存和可用内存大小封装类SystemInfo_c# 获得物理内存大小_CodingPioneer的博客-CSDN博客

https://www.cnblogs.com/pilgrim/p/15115925.html

win10各种版本英文名称是什么？ - 编程之家

https://www.cnblogs.com/dongweian/p/14182576.html

C# 使用WMI获取所有服务的信息_c# wmi_FireFrame的博客-CSDN博客

WMI_02_常用WMI查询列表_fantongl的博客-CSDN博客