Tested with Ghostscript and GhostPCL robin

Open Source Commercial (with CAL)

Test

Intel NUC8i7BEH

Intel Atom

Raspberry Pi4

Configuration

PDF

Postscript

PCL (PCL/XL)

Test files

1-bpp

Monochrome

8-bpp

Gray

24-bpp

RGB

4-bpp

CMYK

32-bpp

CMYK

600dpi

1200dpi

600dpi

1200dpi

600dpi

1200dpi

600dpi

1200dpi

600dpi

1200dpi

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All performance numbers are expressed in pages per minute (PPM) - larger numbers are better.
Background printing enabled, 4 rendering threads, BufferSpace 16 Mb.
Note: "bpp" is Bits-per-Pixel, thus "24-bpp RGB" and "32-bpp CMYK" both have 8 bits per component.