public static void Main()
var html = @"https://www.techpowerup.com/cpudb/";
HtmlWeb web = new HtmlWeb();
var htmlDoc = web.Load(html);
var node = htmlDoc.DocumentNode.SelectSingleNode("//h1[contains(@class, 'cpuname')]");
Console.WriteLine("Node Name: " + node.Name + "\n" + node.OuterHtml);