To elaborate, each tab in Chrome can use up to 2GB as it runs in its own process, while the entire Firefox window is limited in a 32-bit architecture. So the n

To elaborate, each tab in Chrome can use up to 2GB as it runs in its own process, while the entire Firefox window is limited in a 32-bit architecture. So the need in Chrome to go 64- from 32-bit from a memory perspective is less.