When ever manufacturers put min specs on games it mean minimum to get the thing on the screen. I always look at the preferred specs as the minimum tbh but that's just what I do.
its the 1GB that worries me. If you are using XP then that would be a little better but you are still going to be using the page file continuous and that will cause major stutters.
I would grab a open beta key from one of the sites going around on the forums like Tentonhammer and grab the client and try it. Worse that can happen is you will have used 8gb to download the client and you will have wasted some time.
ive used thhis and the only thing it fais on is cpu because its nt a dual core it has enugh power but only fail is not having dual coree, wot wud u say about this, i have heard people are u single core systems with no problems please advise