(Image credit: Dell) We got our first look at Alienware's first budget gaming laptop at CES earlier this year, and now, nearly half a year later, the Alienware 15 is here, and you can go buy it over at Dell.com right now. But before you go rushing off to throw your money at one, there are some things you ought to know about. I'm not necessarily blaming Dell here, but the specifics of this new machine tell you all you need to know about the PC gaming hardware market. In short, it's in real trouble. That's not the case with the Alienware 15 laptop. This is a brand new gaming laptop that Dell is determined to point out is still sporting the Alienware DNA and build quality, just with some judicious cuts here and there, and a potentially dubious specs sheet. One thing to note is maybe a little trite, but this looks far more like a Dell Gaming laptop (a brand now seemingly defunct) than anything with the traditional style and aesthetic of an Alienware machine. It sure does look like a corporate slab.…