C# 获取显卡信息和内存信息

获取内存信息

public static class PerformanceInfo
    {
        [DllImport("psapi.dll", SetLastError = true)]
        [return: MarshalAs(UnmanagedType.Bool)]
        public static extern bool GetPerformanceInfo([Out] out PerformanceInformation PerformanceInformation, [In] int Size);

        [StructLayout(LayoutKind.Sequential)]
        public struct PerformanceInformation
        {
            public int Size;
            public IntPtr CommitTotal;
            public IntPtr CommitLimit;
            public IntPtr CommitPeak;
            public IntPtr PhysicalTotal;
            public IntPtr PhysicalAvailable;
            public IntPtr SystemCache;
            public IntPtr KernelTotal;
            public IntPtr KernelPaged;
            public IntPtr KernelNonPaged;
            public IntPtr PageSize;
            public int HandlesCount;
            public int ProcessCount;
            public int ThreadCount;
        }

        public static Int64 GetPhysicalAvailableMemoryInMiB()
        {
            PerformanceInformation pi = new PerformanceInformation();
            if (GetPerformanceInfo(out pi, Marshal.SizeOf(pi)))
            {
                return Convert.ToInt64((pi.PhysicalAvailable.ToInt64() * pi.PageSize.ToInt64() / 1048576));
            }
            else
            {
                return -1;
            }

        }

        public static Int64 GetTotalMemoryInMiB()
        {
            PerformanceInformation pi = new PerformanceInformation();
            if (GetPerformanceInfo(out pi, Marshal.SizeOf(pi)))
            {
                return Convert.ToInt64((pi.PhysicalTotal.ToInt64() * pi.PageSize.ToInt64() / 1048576));
            }
            else
            {
                return -1;
            }

        }
    }

 获取显卡信息

using Alea;
using NvAPIWrapper.GPU;

int driverVersion = Driver.Version;
var device = Device.Default;
var name = device.Name;
var number = device.Arch.Number;
var clockRate = device.Attributes.MemoryClockRate;
var gpu = PhysicalGPU.GetPhysicalGPUs()[0];
var gpuMemSize = gpu.MemoryInformation.DedicatedVideoMemoryInkB / 1024;
var cache = device.Attributes.L2CacheSize;
var coreNum = device.Cores.ToString();
var type = gpu.MemoryInformation.RAMType.ToString();
var maker = gpu.MemoryInformation.RAMMaker.ToString();
var busWidth = gpu.MemoryInformation.RAMBusWidth.ToString();