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Adapters, Overview and Configuration 141
Resolution 640 x 480
800 x 600
1024 x768
1280x1024
1024 x 768
1280 x 1024
1024 x 768
1280 x 1024
1024 x 768
1280 x 1024
1280 x 1024
Frame
buffer
8-bit single 8-bit single
(1280 x 1024);
8-bit double
(1024 x 768)
8-bit double
(up to 1280 x
1024);
24-bit single
8-, 12-, 24-bit
double
8/24-bit double
Color
palette
16.7 million 16.7 million 16.7 million 16.7 million 16.7 million
Concurrent
colors
256 256 Up to 16.7
million
Up to 16.7
million
Up to 16.7
million
Z-buffer No No No 24-bit 24-bit
HW color
map
13 34 8
Overlay
buffer
0-bit 0-bit 8-bit 8-bit 8-bit
Dithering No Yes Yes Yes No
Depth
cueing
No No No Yes Yes
Antialiasing No No No Yes Yes
Gouraud
shading
No No No Yes Yes
Local
lighting
No No No No
3
No
3
NURBS No No No No
3
No
3
Texture
mapping
No No No HA
4
Yes
Alpha buffer No No No 8-bit double 8-bit double
Stencil buffer No No No 8-bit 8-bit
Accumu-
lation
buffer
No No No No
3
No
3
Adapter POWER
GXT120P
POWER
GXT250P
POWER
GXT255P
POWER
GXT550P
POWER
GXT3000P