What is the most expensive Mac you can buy?

Little fun thing I do every once and a while is build the most expensive mac. Why? Mostly because it is hilarious to see the price that it comes out to. How many people have that kind of money!? Any way, in my most recent attempt the price came to $24,702.85. I love the fact that there is change. I used the most recent Mac Pro as my base. I started with the 12 core since it is most expensive. And here are all the parts I added:

Glad I didn't have to type all that!

As of now, this is the most expensive mac you can buy. I don't know why you would want to, but if you do..... use it well.