In general, the virtual printer was created with performance in mind.
However, sometimes it can make sense to change some of the default
settings to gain a little bit of extra performance.
Disabling the garbage collection in Ghostscript can sometimes improve
the performance. This feature in Ghostscript was originally designed to
be used for debugging purposes and not for general use.
You can experiment with it and check if disabling it will help on your
You can disable the garbage collection by setting
in the configuration files.
The best place for this setting is usually the global.ini. Then it will
affect all future conversions.