Hmm, odd. I just goggled “cr123a discharge curve” and came across discharge-pix like
http://www.powerstream.com/cr123a-tests.htm
so it had me wondering.
I've only measured them with my DMM and they're the last resort for use in those lights that can use them. I was waiting for good flashlights and rechargeables for the earlier part of my years and that's all I use in practice. My eyes have been opened. I found this too:
https://www.candlepowerforums.com/vb/showthread.php?67078-123-Battery-Shoot-Out
Videos are more fun: