Well I think you can run black ops 2 on I think med to high and I know it's legit because you pay through globecharge and I have bought things through them before and it's safe if you are still unsure do some research on the website see what people say about it
rowcon123 is absolutely right, alienware is extremely overpriced. If you open your mind to other brands such as Asus, MSI, and others, you might find a laptop that truly gives you what you pay for.