The choice is quite clear, because GD sucks for image resizing.
See: GD vs NetBPM

ImageMagick has even better image quality when resizing than NetBPM thanks to its optional use of the lanczos algorithm used in the image resizing.

In reply to Re: Manipulating Graphics with Perl .. Image Magick Vs GD by CompuKid101
in thread Manipulating Graphics with Perl .. Image Magick Vs GD by Hagbone

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