HP Deskjet 3420 Color Inkjet Printer - Manual (Page 64)

print quality render printing
FastDraft 300 x 300 dpi 300 x 300 dpi
Normal 300 x 300 dpi 600 x 600 dpi
Best 600 x 600 dpi 600 x 600 dpi
photo paper printing resolution
print quality render printing
PhotoBest 600 x 600 dpi
1200 x 1200 dpi with PhotoREt
(3300 and 3400 series)
Photo2400 1200 x 1200 dpi
2400 x 1200 optimized dpi (3400
series)
print technology
Drop-on-demand thermal inkjet printing
software compatibility
MS Windows compatible (98, Me, 2000, and XP)
memory
768 KB built-in RAM (3300 series printers)
768 KB built-in RAM (3400 series printers)
i/o interface
Universal Serial Bus (USB) 2.0 compatible
63
3300/3400 series color resolution (depending on paper type)
64 64