They both mean the same, but "is available" is the more formal choice.
Student or Learner
In Taiwan, paper money comes in $100, $200, $500, and 1,000 bills.
In Taiwan, paper money is available in $100, ...
Are the above two versions all right and identical in meaning? Thanks.
By the way, your alias captures my attention. What does it refer to? Why can't I find it in a dictionary?