To I would share my experience in my personal laptop lenovo thinkpad T430 .I purchased this laptop s ix month ago from nearest my laptop showroom.this laptop all features is well but battery backup is very poor.it have 500gb heardisk and 4gb ram graphics is also well 4000 in this laptop performance is very smooth the game is running is very smooth.there have not running to hang on.i am really satisfaction on its performance .this laptop is so cheapest compare with other brand of laptop in this same features.the customer service is petty well the service center is very less in our area .and the customer care is not solve our problem quickly.