What's your budget?
For $1300, even including a monitor, I think you should be getting more. That said, it's probably still better than an equivalently priced imac.
About the budget, I bought my components at a store (SWS in Tucson) which was more expensive than amazon. With amazon i could have got the i7 and an SSD.
But as a non-US citizen, I had to buy it phisically