No that's not a laptop silly, it's a desktop.
I'm surprised he put Windows 8 on such an old machine. You would be much better off with a full system upgrade.
But if you just want a cheapy upgrade, you can grab a 7750 for $50 after MIR, http://www.newegg.com/Product/Product.aspx?Item=N82E16814131481
It will need a 400W power supply but most computers have at least that.