First of all, speculating futures is not about the speed of the computer, your own internet speed and whether the futures trading server is overloaded, or whether you are doing gold and silver in Tianjin Stock Exchange. If so, a computer is basically good until Friday, because the transaction volume is too large on Friday night, the server is a little overloaded, and the transaction time will be delayed. It is recommended to match Lenovo's brand. Hard-selling is not bad, and the price/performance ratio is not bad. It is possible to integrate graphics cards up and down on 3000.