It's running a Integrated HD 4000 chip, benchmark - http://www.videocardbenchmark.net/gpu.p ... el+HD+4000
There are numerous reveiws for your notebook saying that it isn't meant for demanding gaming at all, mostly because of the fact it's running an HD4000. There is literally no other way to state this, but you're going to have to find a computer that is meant for gaming, rather than office work.
I freaking know!!!! I know! I know! I know! I know! I know! I know! I know! I know! I know! I know! I know! I know! I know! I know! I know! I know! I know! I know! I know! I know! I know! I know! I know! I know! I know! I know! I know!