No it’s not. If you request for a resignation, they still maintain access and “authority” until the resignation is on the President’s desk. Firing is immediate dismissal. They walk you to the office, let you get your personal belongings while under watchful eyes and then are escorted out. You don’t want weasels like Comey running bleach bit on his computer.
Supposedly comey at rocket docket yesterday. I still think there is a chance comey wanted to be fired..for whatever reason. He had to know his testimony would blow up in his face