Ofcourse you can costumes your iMac for your specific needs, but the cheepest iMac (1,299$) with a 21,5" screen ships with a 2.7GHz quad-core Intel Core i5 processor, 8GB memory and a 1TB HD.
You can also choose the 27", but it has a starting price at 1,799$.
So, which one would you choose?
For more information about the new iMac, click here