Sorry for the delay.
Speed tests:
I used each of these commands in turn, and printed a (small) page from geany after each command.
lpadmin -p <printer> -o pdftops-renderer-default=gs
lpadmin -p <printer> -o pdftops-renderer-default=pdftops
lpadmin -p <printer> -R pdftops-renderer-default
lpadmin -p <printer> -o pdftops-max-image-resolution-default=1440
lpadmin -p <printer> -o pdftops-max-image-resolution-default=0
lpadmin -p <printer> -R pdftops-max-image-resolution-default
and as close as I could time it, each print took the same time (3 seconds) before the printer began printing.
Sorry for the delay. renderer- default= gs renderer- default= pdftops renderer- default max-image- resolution- default= 1440 max-image- resolution- default= 0 max-image- resolution- default
Speed tests:
I used each of these commands in turn, and printed a (small) page from geany after each command.
lpadmin -p <printer> -o pdftops-
lpadmin -p <printer> -o pdftops-
lpadmin -p <printer> -R pdftops-
lpadmin -p <printer> -o pdftops-
lpadmin -p <printer> -o pdftops-
lpadmin -p <printer> -R pdftops-
and as close as I could time it, each print took the same time (3 seconds) before the printer began printing.
So no speed issues that I can detect.