Hey can you please make a video for me? My pc was working perfectly but now whenever I play games on it is laging too much and can't play it properly. I have buy that cpu less than a week but it is not working properly it's configuration is i5 4th generation processer,8gb ram,500gb hhd,2gb graphic card,dell motherboard what should I do now please say me And yeah everything else is working perfectly just not games why?