Benchmark results of IF-ELSE vs Switch statement

ControlStatementsBenchmarkResult.MD

BenchmarkDotNet=v0.13.1, OS=Windows 10.0.25141
Intel Xeon CPU E5-1650 v4 3.60GHz, 1 CPU, 12 logical and 6 physical cores
.NET SDK=6.0.300
  [Host]     : .NET 5.0.17 (5.0.1722.21314), X64 RyuJIT
  DefaultJob : .NET 5.0.17 (5.0.1722.21314), X64 RyuJIT

Method	Mean	Error	StdDev	Allocated
IfElse	8.052 ns	0.2028 ns	0.4820 ns	-
SwitchStatement	8.330 ns	0.2069 ns	0.3281 ns	-
SwitchExpression	7.880 ns	0.1963 ns	0.4268 ns	-

ControlStatementsBenchmarks.cs

public enum Color
{
    Red,
    Green,
    Blue,
    White
}

[MemoryDiagnoser]
public class ControlStatementsBenchmarks
{
    Color[] colors = new Color[]
    {
        Color.Red,
        Color.Blue,
        Color.Green
    };

    [Benchmark]
    public int IfElse()
    {
        int result = 0;
        for (var i = 0; i < colors.Length; i++)
        {
            result += ProcessUsingIf(colors[i]);
        }

        return result;
    }

    [Benchmark]
    public int SwitchStatement()
    {
        int result = 0;
        for (var i = 0; i < colors.Length; i++)
        {
            result += ProcessUsingSwitchStatement(colors[i]);
        }

        return result;
    }

    [Benchmark]
    public int SwitchExpression()
    {
        int result = 0;
        for (var i = 0; i < colors.Length; i++)
        {
            result += ProcessUsingSwitchExpression(colors[i]);
        }

        return result;
    }
    private int ProcessUsingIf(Color input)
    {
        if (input == Color.White)
        {
            return 0;
        }
        else if (input == Color.Red)
        {
            return 1;
        }
        else if (input == Color.Green)
        {
            return 2;
        }
        else
        {
            return 9;
        }
    }
    private int ProcessUsingSwitchStatement(Color input)
    {
        switch (input)
        {
            case Color.White:
                {
                    return 10;
                }
            case Color.Red:
                {
                    return 11;
                }
            case Color.Green:
                {
                    return 12;
                }
            default:
                {
                    return 19;
                }
        }
    }

    private int ProcessUsingSwitchExpression(Color input)
    {
        return input switch
        {
            Color.White => 0,
            Color.Red => 1,
            Color.Green => 2,
            _ => 9
        };
    }
}