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PATHHardware Documentation > Original Power Mac G3 Computers Developer Note


Video Input and Graphics Acceleration Display Modes

Table 3-3 shows the display modes for video input and QuickDraw 2D and QuickDraw 3D acceleration.¬

Table 3-3 Video input and graphics acceleration display modes 

Display resolution

Pixel depth

Vertical scan rate

Video input

QuickDraw 2D acceleration

QuickDraw 3D acceleration

512 by 384 8 70 Hz Yes Yes No
512 by 384 16, 32 70 Hz Yes Yes Yes
640 by 480 8 60 Hz, 67 Hz,
72 Hz, 75 Hz, 85 Hz
Yes Yes No
640 by 480 16 60 Hz, 67 Hz,
72 Hz, 75 Hz, 85 Hz
Yes Yes Yes
640 by 480 32 60 Hz, 67 Hz,
72 Hz, 75 Hz, 85 Hz
Yes Yes Depends on application window size
640 by 870 16 75 Hz Yes Yes No
800 by 600 8, 32 56 Hz, 60 Hz,
72 Hz, 75 Hz, 85 Hz
Yes Yes No
800 by 600 16 56 Hz, 60 Hz,
72 Hz, 75 Hz, 85 Hz
Yes Yes Depends on application window size
832 by 624 8, 32 75 Hz Yes Yes No
832 by 624 16 75 Hz Yes Yes Depends on application window size
1024 by 768 8, 16 60 Hz, 70 Hz, 75 Hz Yes Yes No
1152 by 870 16 75 Hz Yes Yes No
1280 by 980 8 75 Hz Yes Yes No
1280 by 1024 8 60 Hz, 75 Hz Yes Yes No

© 1998 Apple Computer, Inc. - Revised 8/13/98