It's been out for a week or so now (give or take) but I can't find anything about how to actually purchase it. Do I need to download the trial and then upgrade it or something? Is there any where that actually sells it?
closed as off topic by Journeyman Geek, Dave Rook, Nifle, BBlake, Indrek Sep 28 '12 at 13:19
Questions on Super User are expected to relate to computer software or computer hardware within the scope defined in the FAQ. Consider editing the question or leaving comments for improvement if you believe the question can be reworded to fit within the scope. Read more about closed questions here.
The essentials version is still in RC (Release Candidate) state, it should be finalized and put in RTM (Release To Manufacturer) by the end of 2012.
If you go to the official windows server essentials page, you can only download the release candidate. That is why there is no option to buy it.
Please view this PDF. The relevant data is the picture below.
EDIT As pointed out by sshow, the prices have changed since the picture went live. I'm not going to keep taking screen shots and updating them, please click on the link though to see the latest prices.